FreshPatents.com Logo
Enter keywords:  

Track companies' patents here: Public Companies RSS Feeds | RSS Feed Home Page
Popular terms

[SEARCH]

Piezo topics
Piezoelectric
Transducer
Ultrasonic
Electric Actuator
Electronic Device
Electronic Apparatus
Damping Force
Radial Flow
Semiconductor Material
Semiconductor
Sound Transducer
Ultrasound
Synchronous
Asynchronous
Liquid Adhesive

Follow us on Twitter
twitter icon@FreshPatents

Web & Computing
Cloud Computing
Ecommerce
Search patents
Smartphone patents
Social Media patents
Video patents
Website patents
Web Server
Android patents
Copyright patents
Database patents
Programming patents
Wearable Computing
Webcam patents

Web Companies
Apple patents
Google patents
Adobe patents
Ebay patents
Oracle patents
Yahoo patents

[SEARCH]

Piezo patents



      
           
This page is updated frequently with new Piezo-related patent applications. Subscribe to the Piezo RSS feed to automatically get the update: related Piezo RSS feeds. RSS updates for this page: Piezo RSS RSS


Lens module

Lens module

Signal separation apparatus

Signal separation apparatus

Signal separation apparatus

Acoustic wave device

Date/App# patent app List of recent Piezo-related patents
12/18/14
20140370072
 Prohealing piezoelectric coatings patent thumbnailnew patent Prohealing piezoelectric coatings
Provided herein is a prohealing piezoelectric coating and the method of making and using the same.. .
12/18/14
20140369891
 Ozone-based disinfecting device comprising a flow sensor patent thumbnailnew patent Ozone-based disinfecting device comprising a flow sensor
An ozone-based disinfecting device is provided comprising a mixer having a generally hollow body with a water inlet for water under pressure, a spray nozzle for generating a generally conical spray of water introduced by way of the water inlet, a contact chamber communicating with a gas inlet for ozone rich gases, and an outlet aperture from the contact chamber that is coaxial with the spray nozzle and spaced apart therefrom. An electronic flow sensing device senses the extent of the flow of water through the spray nozzle according to vibration caused by water flowing through the mixer.
12/18/14
20140369013
 Electronic device patent thumbnailnew patent Electronic device
The electronic device is provided with a wiring board, a piezoelectric element (electronic component) which is mounted on an upper surface (front surface) of the wiring board so as to make its functional surface (major surface) face the upper surface, and a resin part which is adhered to a side surfaces of the piezoelectric element and to the wiring board and seals a facing space between the upper surface of the wiring board and the functional surface of the piezoelectric element. Further, the resin part is recessed in shape relative to the facing space..
12/18/14
20140368935
 Lens module patent thumbnailnew patent Lens module
There is provided a lens module including: an actuator moving a lens barrel in an optical axis direction; and a housing having a mounting part on which the actuator is mounted, wherein the actuator includes a piezoelectric member and a bar member vibrated by the piezoelectric member, and the bar member line-contacts the mounting part.. .
12/18/14
20140368583
 Liquid ejecting head, liquid ejecting apparatus, and piezoelectric element patent thumbnailnew patent Liquid ejecting head, liquid ejecting apparatus, and piezoelectric element
A liquid ejecting head includes a piezoelectric element including a first electrode, a piezoelectric layer overlying the first electrode with an orientation control layer therebetween, and a second electrode overlying the piezoelectric layer. The piezoelectric layer is made of a complex oxide having a perovskite structure including an a site containing lead and a b site containing zirconium and titanium.
12/18/14
20140368582
 Piezoelectric unit, liquid ejecting head, liquid ejecting apparatus and method of manufacturing piezoelectric unit patent thumbnailnew patent Piezoelectric unit, liquid ejecting head, liquid ejecting apparatus and method of manufacturing piezoelectric unit
A piezoelectric unit includes a diaphragm made of ceramics, a base portion having a pressure chamber in which the diaphragm is set to a wall and a piezoelectric element having a dielectric layer provided at the opposite side of the base portion with respect to the diaphragm. In the piezoelectric unit, the roughness of a crystal of the outermost interface at the side of the piezoelectric element of the diaphragm is further smoothened than that of a ceramics material which is included in the diaphragm more inside than the interface..
12/18/14
20140368452
 Mobile terminal apparatus, function controlling method, and computer-readable recording medium patent thumbnailnew patent Mobile terminal apparatus, function controlling method, and computer-readable recording medium
A mobile terminal apparatus according to an embodiment stops a touch sensitive panel and a display device in a super power saving mode and detects a predetermined touch operation by using a piezoelectric film in a state where the piezoelectric film is activated. The mobile terminal apparatus compares the detected predetermined touch operation with a first table stored in a storage unit to execute a function corresponding to the touch operation..
12/18/14
20140368296
 Acoustic wave device patent thumbnailnew patent Acoustic wave device
An acoustic wave filter includes a piezoelectric substrate, an insulating pattern that has higher thermal conductivity than the piezoelectric substrate formed on the piezoelectric substrate, at least two pads formed on the piezoelectric substrate or the insulating pattern, at least one pad formed on the insulating pattern, at least one acoustic resonator formed on the insulating pattern, and at least one acoustic resonator directly formed on the piezoelectric substrate.. .
12/18/14
20140368295
 Signal separation apparatus patent thumbnailnew patent Signal separation apparatus
A signal separation apparatus includes a piezoelectric substrate on which a transmission filter and a reception filter are provided. The reception filter includes first, second and third longitudinally coupled resonator-type elastic wave filter devices and the first, second and third longitudinally coupled resonator-type elastic wave filter devices each including a two-stage cascade connection structure.
12/18/14
20140368091
 Internal electrode for piezoelectric device, piezoelectric device including the same, and method for manufacturing piezoelectric device patent thumbnailnew patent Internal electrode for piezoelectric device, piezoelectric device including the same, and method for manufacturing piezoelectric device
There is provided a piezoelectric device, including: a multilayered body in which a piezoelectric layer having a first internal electrode formed thereon and a piezoelectric layer having a second internal electrode formed thereon are alternately formed; a first insulating via formed in the first internal electrode layer; a second insulating via formed in the second internal electrode layer; a first conductive via formed in the multilayered body and penetrating through the first insulating via; and a second conductive via formed in the multilayered body and penetrating through the second insulating via, wherein a diameter of the first insulating via is larger than a diameter of the first conductive via, and a diameter of the second insulating via is larger than a diameter of the second conductive via.. .
12/18/14
20140368090
new patent Piezoelectric device and piezoelectric ceramic composition
A piezoelectric device is provided with: a piezoelectric ceramic layer that is obtained by firing a piezoelectric ceramic composition which contains a perovskite composition and an ag component; and a conductor layer that sandwiches the piezoelectric ceramic layer, wherein ag is segregated in voids in a sintered body of the perovskite composition in the piezoelectric ceramic layer. The piezoelectric ceramic composition preferably contains a perovskite composition which is represented by (pba.rex){zrb.tic,.(ni1/3nb2/3)d.(zn1/3nb2/3)e}o3 (wherein re represents la and/or nd, and a-e and x satisfy the following conditions 0.95≦a≦1.05, 0≦x≦0.05, 0.35≦b≦0.45, 0.35≦c≦0.45, 0<d≦0.10, 0.07≦e≦0.20 and b+c+d+e=1) and 0.05-0.3% by mass of an ag component in terms of oxides relative to the perovskite composition..
12/18/14
20140368089
new patent Piezoelectric vibrating piece, piezoelectric device, and method for fabricating the piezoelectric device
A piezoelectric vibrating piece includes an excitation electrode and an extraction electrode. The excitation electrode is formed in a vibrating portion.
12/18/14
20140368088
new patent Piezoelectric device and electronic apparatus
A piezoelectric device includes a vibrator, a piezoelectric drive unit, and a first piezoelectric detector. The vibrator includes a first surface, a first groove formed along a first axis direction, and a second groove formed to be parallel to the first groove.
12/18/14
20140368087
new patent Piezoelectric actuator device and method for manufacturing same
A piezoelectric actuator device includes a vibrator and a driver to vibrate the vibrator. The vibrator includes a lower vibration layer configured to vibrate and an upper vibration layer coupled to an upper surface of the lower vibration layer and configured to vibrate together with the lower vibration layer.
12/18/14
20140368086
new patent Actuator module having a multi-layer actuator arranged in a housing and a continuously extremely low leakage current at the actuator surface
The invention relates to actuator module (22) having a piezoceramic multilayer actuator (1) arranged in a casing (23). In order to avoid an increase in conductivity and hence rising leakage current at the actuator surface even after a long period of use, the invention proposes that the casing (23) is hermetically sealed, and a chamber (24) is arranged between the multilayer actuator (1) and the casing (23), which chamber is entirely or partially filled with a medium (21) that chemically transforms and/or binds water..
12/18/14
20140368085
new patent Piezoelectric component and method for producing a piezoelectric component
A piezoelectric component includes a main body, which is surrounded at least in part by an enclosure for protecting the main body. The enclosure includes a structured foil.
12/18/14
20140368084
new patent Acoustic wave device and method for manufacturing same
An saw device (1) has a piezoelectric substrate (3) propagating acoustic waves, and a comb-shaped electrode (6) arranged on a first surface (3a) of the piezoelectric substrate (3). The saw device (1) has a columnar terminal (15) located on the first surface (3a) and electrically connected to the comb-shaped electrode (6), and a cover member (9) covering the a side surface of the terminal (15).
12/18/14
20140368083
new patent Piezoelectric element
Poly(α-amino acid) which contain: (a) a glutamic acid γ-ester unit represented by formula (i): and (b) one or more kinds of units selected from a glutamic acid γ-ester unit represented by formula (ii), an alanine unit, a phenylalanine unit and an nε-benzyloxycarbonyllysine unit, represented by formula (iii), and a glutamic acid γ-ester unit represented by formula (iv) can be dissolved in various solvents and are useful for preparing piezoelectric elements which exhibit superior piezoelectricity.. .
12/18/14
20140367605
new patent Piezoceramic composition and method for manufacturing the same
A piezoceramic composition comprises, as the main phase, a crystalline phase of a perovskite structure signified as formula abo3, with element a consisting of one or more elements selected from among k (potassium), na (sodium) and li (lithium) and with element b consisting of one or more elements selected from among nb (niobium), ta (tantalum) and sb (antimony), with elements a and b comprising other elements as additives. An x-ray diffraction profile of crushed particles of the piezoceramic composition that are 10 μm or less in diameter has a diffraction peak indicating the presence of the main (single) phase as well as a heterogeneous phase of a crystalline structure signified as formula asbtou (s<t<u) but not belonging to the perovskite structure..
12/18/14
20140367191
new patent Acoustic generator, acoustic generation device, and electronic device
An object is to flatten a frequency characteristic. For achieving the object, an acoustic generator according to an embodiment includes a piezoelectric element (exciter) and a film (film-like vibrating body).
12/18/14
20140366672
new patent Piezoelectric actuator, robot hand, and robot
A piezoelectric actuator includes a frequency controller that controls the frequency and power of the driving signal, wherein when the phase difference falls within a predetermined range, the control unit stores the value of the frequency of the driving signal as a first frequency memory value, sets a voltage to a upper limit voltage value, and performs control of adjusting the frequency of the driving signal so that the phase difference is maintained to be within a predetermined range, and when the frequency of the driving signal is changed from the first frequency memory value by an amount exceeding a first value determined in advance, the control unit stores the value of the frequency of the driving signal as a second frequency memory value and sets the voltage to a lower limit voltage value lower than the upper limit voltage value.. .
12/18/14
20140366650
new patent Pressure mapping and orientation sensing system
This disclosure if directed to an improved pressure, force, and orientation sensing system, which may be applied to various industrial articles or sports equipment, fore remote performance analysis and user interface. Where applied to sports equipment, including a golf club, the sensor array of flexible and resilient piezo-resistive material permits collection of grip force data for an array of positions around and along the golf club grip handle; for the analysis, processing and communication of the data once collected, and a method of providing automated golf instruction using a force sensing golf grip of the present invention.
12/18/14
20140366611
new patent Sensing device
A sensing device is provided that has satisfactory sensing accuracy when a crystal unit where an excitation electrode is formed on both upper and lower surfaces of a piezoelectric piece is used to sense a sensing object. Adsorption regions are arranged in two places so as to intersect a direction of flow of a fluid, thus each of the adsorption regions senses the sensing object and reference regions are individually provided in these adsorption regions.
12/18/14
20140366552
new patent Method and device for suppressing the formation of ice on structures at the air intake of a turbomachine
The application relates to a method and a device for suppressing ice formation on intake structures of a compressor, particularly the compressor of a gas turbine. The technical aim of the present invention is to provide a method and a device for suppressing the formation of ice on said structures, which avoid the disadvantages of known solutions, such as a reduction of the performance of the gas turbine, and have a simple and broad applicability.
12/11/14
20140363749
Method and system for liquid fuel desulphurization for fuel cell application
A method for desulphurization of a liquid fossil fuel to be used in connection with a fuel cell is performed in a system comprising an evaporator unit (1), wherein the liquid fuel is first evaporated, a fixed bed reactor (2) in the form of a gas-phase hydro-desulphurizer, where the fuel is treated with hydrogen at atmospheric pressure over a highly active hydro-cracking (haht) catalyst, whereby sulphur species are converted to h2s, an adsorber (3), where the produced hydrogen sulphide can be adsorbed on a catalytic bed, and a fuel reformer (4), in which the fuel product is converted to syngas to be fed to an sofc system (6). The evaporator unit (1) comprises a liquid spraying device, preferably in the form of a piezoelectric spray nozzle..
12/11/14
20140362467
Head suspension assembly and disk device with the assembly
According to one embodiment, a head suspension assembly includes a base plate, a load beam including a proximal end secured onto the base plate, a head supported on the load beam via a gimbal, a flexure attached on the load beam and the base plate, and first and second piezoelectric elements in first and second openings of the base plate. The proximal end of the load beam includes first and second extended connections bifurcated from the proximal end and connected to the base plate, first and second island connections, and an opening region exposing the base plate.
12/11/14
20140362141
Flow path unit and liquid ejecting apparatus equipped with flow path unit
A flow path unit includes a pressure chamber substrate in which a plurality of pressure chambers are arranged in a first direction; and a piezoelectric element that changes a volume of the pressure chamber, in which a plane shape of an active section of the piezoelectric element is contained such that a width on one side thereof in a second direction crossing the first direction is wider than that on the other side in the second direction. The side on which the width of the active section of the piezoelectric element is great and the side on which the width thereof is smaller in the second direction be alternately disposed each other so that the active sections adjacent to each other are arranged differently from each other in the first direction..
12/11/14
20140362000
Display device including touch sensor and manufacturing method thereof
The present disclosure relates to a display device including a touch sensor and a manufacturing method thereof, and more particularly, to a display device including a touch sensor using a piezoelectric material and a manufacturing method thereof. The display device includes a first substrate, wherein a plurality of thin film transistors are disposed on the first substrate; a second substrate disposed facing the first substrate; a plurality of piezoelectric elements disposed on the second substrate; and a first sensing electrode overlapping the piezoelectric elements, the first sensing electrode being configured to transfer a sensing voltage generated as a result of pressure applied to the piezoelectric elements..
12/11/14
20140361664
Acoustic wave device
An acoustic wave device includes: a piezoelectric film located on a substrate; a lower electrode and an upper electrode facing each other across the piezoelectric film; a temperature compensation film located on a surface, which is opposite to the piezoelectric film, of at least one of the lower electrode and the upper electrode and having a temperature coefficient of elastic constant opposite in sign to a temperature coefficient of elastic constant of the piezoelectric film; and an additional film located on a surface of the temperature compensation film opposite to the piezoelectric film and having an acoustic impedance greater than an acoustic impedance of the temperature compensation film.. .
12/11/14
20140361663
Electronic component
An electronic component has a support member, an saw element which is mounted on the support member with a space s therebetween and which has a facing surface which faces the support member, and a resin portion which covers the saw element and which is provided so as to seal the space s. The saw element has a piezoelectric substrate, an idt provided on the facing surface of the piezoelectric board, an wiring (an outer wiring) which is provided on the facing surface of the piezoelectric board and extends from the idt toward the periphery side of the piezoelectric board, and a dam member which is adjacent to a lateral edge portion of the wiring and which is provided locally relative to the circumferential direction which surrounds the idt..
12/11/14
20140361662
Apparatus and method for energy harvesting
An apparatus for energy conversion, comprising a piezoelectric component comprising a first part configured to convert vibrational energy into electrical energy; and an output for sending a first portion of the generated electrical energy to an electronic device, and a feedback loop for feeding a second portion of the generated electrical energy to a second part of the piezoelectric component, wherein the second part of the piezoelectric component is coupled to the first part of the piezoelectric component and is configured to convert electrical energy into vibrational energy thereby causing the first part of the piezoelectric component to vibrate.. .
12/11/14
20140360890
Asymmetric sensors
Cantilever sensors made of piezoelectric material may be structured with various configurations of asymmetric anchors as well as asymmetric electrodes. Such asymmetry enables measurement of resonant properties of the cantilever that are otherwise unmeasurable electrically, resulting in significant advantages for ease of measurement.
12/11/14
20140360844
Accumulation conveyor with piezoelectric activation
An accumulation conveyor for transporting articles includes a plurality of rollers defining a conveying surface, a frame supporting the plurality of rollers, a drive belt selectively couplable with the plurality of rollers to drive the plurality of rollers, and an actuator assembly having at least one piezoelectric actuator assembly configured to selectively urge the drive belt into driving engagement with the plurality of rollers.. .
12/11/14
20140360838
Sortation conveyor with piezoelectric actuation
A sortation conveyor for transporting and diverting a plurality of articles includes a first conveying path and a second conveying path angularly positioned relative to the first conveying path. A plurality of pusher elements may be selectively diverted laterally across the first conveying path to divert articles to the second conveying path.
12/11/14
20140359985
Ink-jet print head, ink-jet printer using the same and method for manufacturing ink-jet print head
According to one embodiment, an ink-jet print head comprises a support member including a flat portion with an ink supply aperture and an ink discharge aperture formed therein so as to circulate and supply ink, the flat portion including a recess, a base plate fitted in the recess of the support member, a nozzle plate laid over the base plate at a predetermined distance from the base plate and including a plurality of nozzles formed therein in a fixed direction, and an actuator disposed between the base plate and the nozzle plate and including a pressure chamber and a piezoelectric member, the pressure chamber being provided for each corresponding nozzle, and the piezoelectric member being provided to form a wall for the pressure chamber and configured to change capacity of the pressure chamber.. .
12/11/14
20140359984
Method of manufacturing liquid ejecting device
A liquid ejecting device is manufactured by bonding a wiring substrate to a liquid ejection head by means of an adhesive film. The liquid ejection head has a pressure chamber for ejecting liquid and an air chamber disposed adjacent to the pressure chamber with a wall of a piezoelectric body interposed therebetween.
12/04/14
20140358447
Instant, in-situ, nondestructive material differentiation apparatus and method
Specular, ultrasonic, piezoelectric, detection devices provide real-time, analytical, edge finding in tissues during tumor surgery. Piezoelectric probe sensors at high frequencies (e.g., 10 to 100 mhz) characterize microstructure of cells and tissues.


Popular terms: [SEARCH]

Piezo topics: Piezoelectric, Transducer, Ultrasonic, Electric Actuator, Electronic Device, Electronic Apparatus, Damping Force, Radial Flow, Semiconductor Material, Semiconductor, Sound Transducer, Ultrasound, Synchronous, Asynchronous, Liquid Adhesive

Follow us on Twitter
twitter icon@FreshPatents

###

This listing is a sample listing of patent applications related to Piezo for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Piezo with additional patents listed. Browse our RSS directory or Search for other possible listings.
     SHARE
  
         



Key IP Translations - Patent Translations



0.2935

3239

449990 - 0 - 72