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Lasers

Lasers-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Quantum cascade laser optimized for epitaxial side-down mounting
Alpes Lasers Sa
November 09, 2017 - N°20170324220

For epitaxial-side-down bonding of quantum cascade lasers (qcls), it is important to optimize the heat transfer between the qcl chip and the heat sink to which the chip is mounted. This is achieved by using a heatsink with high thermal conductivity and by minimizing the thermal resistance between the laser active region and said heatsink. In the epi-down configuration concerned, ...
Ultrathin film lasing
Brookhaven Science Associates, Llc
November 09, 2017 - N°20170324215

Technologies are described for methods to fabricate lasers to amplify light. The methods may comprise depositing nanoparticles on a substrate. The length, width, and height of the nanoparticles may be less than 100 nm. The methods may further comprise distributing the nanoparticles on the substrate to produce a film. The nanoparticles in the film may be coupled nanoparticles. The coupled nanoparticles ...
Wavelength division multiplexing of uncooled lasers with wavelength-common dispersive element
Finisar Corporation
November 09, 2017 - N°20170322423

An example demultiplexer may include at least one dispersive element that is common to multiple wavelength channels. The demultiplexer may additionally include multiple field lenses positioned optically downstream from the at least one dispersive element, where a number of the field lenses is equal to a number of the wavelength channels. An example multiplexer may include a single piece power ...
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Lasers Patent Applications
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  • 184+ full patent PDF documents of Lasers-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Metal oxide catalysts with a laser induced hydrophobic characteristic
International Business Machines Corporation
November 09, 2017 - N°20170320050

A process for treating metal oxide catalysts includes activating one or more lasers to produce laser light. The process also includes exposing at least a portion of the metal oxide catalyst to the laser light to increase hydrophobicity of the metal oxide catalyst. The metal oxide catalyst may include a plurality of metal oxide particles or a metal oxide film.
Illumination apparatus, endoscopic system, and color correction apparatus
Olympus Corporation
November 09, 2017 - N°20170319053

An illumination apparatus in an endoscopic system includes a light source unit having lasers with different peak wavelengths, the lasers being divided by peak wavelength into narrow band light source groups, a color imaging unit that detects the illumination color of illumination light, a memory that stores an appropriate illumination color for each narrow band light source group, an output ...
Optoelectronic device with enhanced lateral leakage of high order transverse optical modes into alloy-intermixed regions ...
Olympus Corporation
November 02, 2017 - N°20170317472

Optoelectronic device undergoes selective chemical transformation like alloy compositional intermixing forming a non-transformed core region and an adjacent to it periphery where transformation has occurred. Activated by selective implantation or diffusion of impurities like zinc or silicon, implantation or diffusion of point defects, or laser annealing, transformation results in a change of the refractive index such that the vertical profile ...
Lasers Patent Pack
Download 184+ patent application PDFs
Lasers Patent Applications
Download 184+ Lasers-related PDFs
For professional research & prior art discovery
inventor
  • 184+ full patent PDF documents of Lasers-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Optical detection system for flow cytometer, flow cytometer system and methods of use
Olympus Corporation
November 02, 2017 - N°20170315122

An optical engine its use in a bench top flow cytometer, the optical engine having a set of lasers, each focused horizontally along an x-axis to a same horizontal position and vertically along a y-axis to a different vertical position along a same excitation plane of a flow cell, a set of optics that separate fluorescence of a same wavelength ...
Pumping light systems for disc lasers
Trumpf Laser Gmbh
October 26, 2017 - N°20170310069

This disclosure relates to pumping light systems and methods for using a disc laser. A focusing device with a reflecting surface focuses a pumping light beam onto a laser-active medium. A deflecting system deflects the pumping light beam between reflecting regions formed on the reflecting surface that are arranged in different angle regions around a central axis of the reflecting ...
Fluorescent organic light emitting elements having high efficiency
Basf Se
October 26, 2017 - N°20170309828

An organic light-emitting element which emits delayed fluorescence comprising specifically substituted 1,2,4-triazole derivatives, 1,2,4-oxadiazole derivatives or 1,2,4-thiadiazole derivatives in the light-emitting layer, a light-emitting layer comprising the specifically substituted 1,2,4-triazole derivatives, 1,2,4-oxadiazole derivatives or 1,2,4-thiadiazole derivatives, specific specifically substituted 1,2,4-triazole derivatives, 1,2,4-oxadiazole derivatives and 1,2,4-thiadiazole derivatives and an organic light emitting element comprising the specific 1,2,4-azole derivatives as well as ...
Systems and methods for eliciting cutaneous sensations by electromagnetic radiation
Pine Development Corporation
October 26, 2017 - N°20170308170

The present disclosure provides various systems and methods for inducing cutaneous sensations by delivering electromagnetic radiation to directly or indirectly excite neural tissue. An electromagnetic radiation source, such as one or more infrared lasers, may be used to transcutaneously excite neural tissue. The excited neural tissue may be interpreted by the user's nervous system as cutaneous sensations. Accordingly, a system ...
Hybrid mechanical-laser drilling equipment
Halliburton Energy Services, Inc.
October 26, 2017 - N°20170306703

In accordance with embodiments of the present disclosure, systems and methods for utilizing hybrid mechanical-laser drilling tools, such as drill bits and hole-openers, are provided. Such drilling tools may include mechanical cutters in addition to laser cutting mechanisms designed to focus laser beams toward a subterranean formation. The mechanical cutters and laser cutting mechanisms may work in combination to advance ...
Grid pattern laser treatment and methods
Iridex Corporation
October 26, 2017 - N°20170304119

Embodiments of the invention provide systems and methods for treating the retina and/or other areas of a patient's eye. The procedures may involve using one or more treatment beams (e. G., lasers) to cause photocoagulation or laser coagulation to finely cauterize ocular blood vessels and/or prevent blood vessel growth to induce one or more therapeutic benefits. In other ...
Low profile apparatus and method for phototherapy
Gradiant Research, Llc
October 26, 2017 - N°20170304003

Disclosed herein are optical assemblies having thin, low profile shapes. These optical assemblies may be used with fiber coupled lasers and other light sources, including high power sources, to irradiate tissue at a wavelength suitable for inducing ablation or coagulation to a target depth, denaturation, thermal modification of a tissue, and/or preferential injury to a target tissue structure. Example ...
Lasers Patent Pack
Download 184+ patent application PDFs
Lasers Patent Applications
Download 184+ Lasers-related PDFs
For professional research & prior art discovery
inventor
  • 184+ full patent PDF documents of Lasers-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Single-emitter line beam system
Gradiant Research, Llc
October 19, 2017 - N°20170299875

A line beam system includes a single-emitter light engine including a plurality of separately spaced single-emitter diode lasers, each emitter configured to emit a diode laser beam. Beam spacing optics are optically coupled to the single-emitter light engine and situated to provide propagation axes of the diode laser beams in a close-packed parallel configuration. A light pipe having a longitudinal ...
Semiconductor lens optimization of fabrication
Gradiant Research, Llc
October 19, 2017 - N°20170299781

Embodiments comprise a system created through fabricating a lens array through which lasers are emitted. The lens array may be fabricated in the semiconductor substrate used for fabricating the lasers or may be a separate substrate of other transparent material that would be aligned to the lasers. In some embodiments, more lenses may be produced than will eventually be used ...
Photothermal spectroscopy with hollow-core optical fiber
Gradiant Research, Llc
October 19, 2017 - N°20170299508

The present invention provides a gas measuring method based on photothermal effect in hollow-core optical fiber comprising: filling a target gas into the core of a hollow-core optical fiber; coupling a probe light and a periodically modulated pump light into the hollow-core optical fiber; absorbing the pump light by the target gas resulting in the periodic modulation of the phase ...
Laser detection system and method
Gradiant Research, Llc
October 19, 2017 - N°20170299503

A laser detection system comprises a plurality of lasers wherein each laser is configured to produce a respective laser beam for excitation of one or more different compounds, a sample cell for containing a volume of sample gas, at least one directing device configured to direct the laser beams to the sample cell, wherein the at least one directing device ...
Compact three-frequency resonant optical gyroscope
Gradiant Research, Llc
October 19, 2017 - N°20170299390

A passive resonant optical gyroscope comprising a cavity and operating with three frequencies comprises: a first injecting laser to inject a first optical beam into the cavity in a first direction; a second injecting laser to inject a second optical beam into the cavity in an opposite direction; a third injecting laser to inject a third optical beam into the ...
System and method for rendering interactive aerial volumetric graphics and generating spatial audio using femtosecond ...
Pixie Dust Technologies, Inc.
October 12, 2017 - N°20170293259

A plasma generator including: a femtosecond light source that generates a laser pulse beam; a processor that computes a computer generated hologram; a spatial light modulator that modifies the laser pulse beam in accordance with the computer generated hologram; a three dimensional scanner optically coupled to the spatial light modulator to direct the modified laser pulse beam to one or ...
Electro-optic transceiver module with wavelength compensation
Mellanox Technologies, Ltd.
October 05, 2017 - N°20170288770

An electro-optic transceiver module, method of manufacturing, and method of transmitting signals are provided that allow multiple optical signals at different wavelengths (e. G., according to cwdm) to be combined for transmission via a number of optical fibers that is smaller than the number of electrical channels according to which the optical signals were generated. Thus, cwdm may be used ...
High brightness coherent multi-junction diode lasers
Nlight, Inc.
October 05, 2017 - N°20170288370

Laser diodes formed on a common substrate with layers of suitable thickness and refractive indices produce output beams that are coherently coupled. A phase mask can be situated to produce phase differences in one or more of the output beams to produce a common wavefront phase. The phase-corrected beams propagate with reduced angular divergence than conventional lasers that are not ...
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