Patents by Inventor Bien Chann

Bien Chann has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • SYSTEMS AND METHODS FOR ADDRESSING PUMPING OF THERMAL INTERFACE MATERIALS IN HIGH-POWER LASER SYSTEMS
    Publication number: 20230198216
    Abstract: In various embodiments, laser devices feature means, such as fasteners, for attaching a laser package to a cooling plate, which allow motion of the laser package in response to thermal cycles resulting from operation of a beam emitter therewithin. Embodiments of the invention additionally or instead include laser devices featuring segmented barrier layers for electrically isolating the laser package from the cooling plate.
    Type: Application
    Filed: February 15, 2023
    Publication date: June 22, 2023
    Inventors: Bryan LOCHMAN, Matthew SAUTER, Michael DENNINGER, Bien CHANN, Keita INOUE, John ROETHLE
  • Laser system with staircased slow-axis collimators
    Patent number: 11682882
    Abstract: In various embodiments, pointing errors in a non-wavelength-beam-combining dimension of a laser system are at least partially alleviated via staircased collimation lenses.
    Type: Grant
    Filed: October 22, 2021
    Date of Patent: June 20, 2023
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD
    Inventors: Wang-Long Zhou, Bryan Lochman, Bien Chann, Matthew Sauter
  • OPTICAL FIBER STRUCTURES AND METHODS FOR VARYING LASER BEAM PROFILE
    Publication number: 20230161108
    Abstract: In various embodiments, the beam parameter product and/or numerical aperture of a laser beam is adjusted utilizing a step-clad optical fiber having a central core, a first cladding, an annular core, and a second cladding.
    Type: Application
    Filed: December 28, 2022
    Publication date: May 25, 2023
    Inventors: Wang-Long ZHOU, Francisco VILLARREAL-SAUCEDO, Parviz TAYEBATI, Bien CHANN
  • Widely tunable infrared source system and method
    Patent number: 11658454
    Abstract: A system and method for tuning and infrared source laser in the Mid-IR wavelength range. The system and method comprising, at least, a plurality of individually tunable emitters, each emitter emitting a beam having a unique wavelength, a grating, a mirror positioned after the grating to receive at least one refracted order of light of at least one beam and to redirect the beam back towards the grating, and a micro-electro-mechanical systems device containing a plurality of adjustable micro-mirrors.
    Type: Grant
    Filed: May 18, 2021
    Date of Patent: May 23, 2023
    Assignee: Panasonic Connect North America, Division of Panasonic Corporation of North America
    Inventors: Bien Chann, Robin Huang, Parviz Tayebati
  • Systems and methods for laser systems with variable beam parameter product utilizing thermo-optic effects
    Patent number: 11635667
    Abstract: In various embodiments, a beam-parameter adjustment system and focusing system alters a spatial power distribution of a radiation beam, via thermo-optic effects, before the beam is coupled into an optical fiber or delivered to a workpiece.
    Type: Grant
    Filed: September 14, 2021
    Date of Patent: April 25, 2023
    Assignee: Panasonic Connect North America, division of Panasonic Corporation of North America
    Inventors: Parviz Tayebati, Francisco Villarreal-Saucedo, Bien Chann, Dat Nguyen, Michael Deutsch
  • LASER SYSTEMS UTILIZING FIBER BUNDLES FOR POWER DELIVERY AND BEAM SWITCHING
    Publication number: 20230119937
    Abstract: In various embodiments, the beam parameter product and/or beam shape of a laser beam is adjusted by coupling the laser beam into an optical fiber of a fiber bundle and directing the laser beam onto one or more in-coupling locations on the input end of the optical fiber. The beam emitted at the output end of the optical fiber may be utilized to process a workpiece.
    Type: Application
    Filed: December 20, 2022
    Publication date: April 20, 2023
    Inventors: Wang-Long ZHOU, Bien CHANN, Francisco VILLARREAL-SAUCEDO, Parviz TAYEBATI
  • CONDENSATION PREVENTION FOR HIGH-POWER LASER SYSTEMS
    Publication number: 20230094312
    Abstract: In various embodiments, laser systems or resonators incorporate two separate cooling loops that may be operated at different cooling temperatures. One cooling loop, which may be operated at a lower temperature, cools beam emitters. The other cooling loop, which may be operated at a higher temperature, cools other mechanical and/or optical components, for example optical elements such as lenses and/or reflectors.
    Type: Application
    Filed: December 6, 2022
    Publication date: March 30, 2023
    Inventors: Bryan LOCHMAN, Matthew SAUTER, Bien CHANN
  • Systems and methods for addressing pumping of thermal interface materials in high-power laser systems
    Patent number: 11611189
    Abstract: In various embodiments, laser devices feature means, such as fasteners, for attaching a laser package to a cooling plate, which allow motion of the laser package in response to thermal cycles resulting from operation of a beam emitter therewithin. Embodiments of the invention additionally or instead include laser devices featuring segmented barrier layers for electrically isolating the laser package from the cooling plate.
    Type: Grant
    Filed: October 10, 2019
    Date of Patent: March 21, 2023
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Bryan Lochman, Matthew Sauter, Michael Denninger, Bien Chann, Keita Inoue, John Roethle
  • Optical cross-coupling mitigation systems for wavelength beam combining laser systems
    Patent number: 11604340
    Abstract: In various embodiments, wavelength beam combining laser systems incorporate optical cross-coupling mitigation systems and/or engineered partially reflective output couplers in order to reduce or substantially eliminate unwanted back-reflection of stray light.
    Type: Grant
    Filed: November 18, 2020
    Date of Patent: March 14, 2023
    Assignee: TeraDiode, Inc.
    Inventor: Bien Chann
  • Optical fiber structures and methods for varying laser beam profile
    Patent number: 11567265
    Abstract: In various embodiments, the beam parameter product and/or numerical aperture of a laser beam is adjusted utilizing a step-clad optical fiber having a central core, a first cladding, an annular core, and a second cladding.
    Type: Grant
    Filed: October 22, 2020
    Date of Patent: January 31, 2023
    Assignee: TERADIODE, INC.
    Inventors: Wang-Long Zhou, Francisco Villarreal-Saucedo, Parviz Tayebati, Bien Chann
  • Laser systems utilizing fiber bundles for power delivery and beam switching
    Patent number: 11563301
    Abstract: In various embodiments, the beam parameter product and/or beam shape of a laser beam is adjusted by coupling the laser beam into an optical fiber of a fiber bundle and directing the laser beam onto one or more in-coupling locations on the input end of the optical fiber. The beam emitted at the output end of the optical fiber may be utilized to process a workpiece.
    Type: Grant
    Filed: January 4, 2021
    Date of Patent: January 24, 2023
    Assignee: TERADIODE, INC.
    Inventors: Wang-Long Zhou, Bien Chann, Francisco Villarreal-Saucedo, Parviz Tayebati
  • SINGLE EMITTER STACKING FOR WAVELENGTH-BEAM-COMBINING LASER SYSTEMS
    Publication number: 20230012623
    Abstract: In various embodiments, multiple laser emitters are arranged in one or more linear stacks and emit beams to one or more linear stacks of interleaving mirrors. The interleaving mirrors direct the beams to a shared exit point, thereby forming an output beam stack. The optical distances traversed by each beam from its emitter to the shared exit point are all equal to each other.
    Type: Application
    Filed: July 14, 2022
    Publication date: January 19, 2023
    Inventors: Wang-Long ZHOU, Michael DEUTSCH, Francisco VILLARREAL-SAUCEDO, Bien CHANN
  • Condensation prevention for high-power laser systems
    Patent number: 11552447
    Abstract: In various embodiments, laser systems or resonators incorporate two separate cooling loops that may be operated at different cooling temperatures. One cooling loop, which may be operated at a lower temperature, cools beam emitters. The other cooling loop, which may be operated at a higher temperature, cools other mechanical and/or optical components, for example optical elements such as lenses and/or reflectors.
    Type: Grant
    Filed: November 25, 2020
    Date of Patent: January 10, 2023
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Bryan Lochman, Matthew Sauter, Bien Chann
  • High brightness, monolithic, multispectral semiconductor laser
    Patent number: 11526019
    Abstract: A system and method for combining multiple emitters into a multi-wavelength output beam having a certain band and combining a plurality of these bands into a single output using non-free space combining modules.
    Type: Grant
    Filed: August 10, 2020
    Date of Patent: December 13, 2022
    Assignee: TeraDiode, Inc.
    Inventors: Robin Huang, Bien Chann, Parviz Tayebati, Mike Cruz
  • SYSTEMS AND METHODS FOR ALIGNMENT OF WAVELENGTH BEAM COMBINING RESONATORS
    Publication number: 20220390759
    Abstract: In various embodiments, alignment systems for laser resonators generate near-field and/or far-field images of input beams produced by the laser resonators to enable the alignment of the input beams.
    Type: Application
    Filed: August 18, 2022
    Publication date: December 8, 2022
    Inventors: Wang-Long ZHOU, Bien CHANN, Krzysztof Michal NOWAK, Francisco VILLARREAL-SAUCEDO
  • Wavelength beam combining laser systems utilizing prisms for beam quality improvement and bandwidth reduction
    Patent number: 11500139
    Abstract: In various embodiments, one or more prisms are utilized in a wavelength beam combining laser system to regulate beam size and/or to provide narrower wavelength bandwidth.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: November 15, 2022
    Assignee: TERADIODE, INC.
    Inventors: Wang-Long Zhou, Bien Chann, Daniel Gary Dugmore, Mike Cruz
  • SILOXANE MITIGATION FOR LASER SYSTEMS
    Publication number: 20220352689
    Abstract: In various embodiments, the concentration and deposition of siloxane materials within components of laser systems, such as laser resonators, is reduced or minimized utilizing mitigation systems that may also supply gas having low siloxane levels into multiple different components in series or in parallel.
    Type: Application
    Filed: July 19, 2022
    Publication date: November 3, 2022
    Inventors: Bryan LOCHMAN, Wang-Long ZHOU, Francisco VILLARREAL-SAUCEDO, Bien CHANN
  • Systems and methods for laser systems with variable beam parameter product
    Patent number: 11480846
    Abstract: In various embodiments, a beam-parameter adjustment system and focusing system alters a spatial power distribution of a radiation beams before the beam is coupled into an optical fiber or delivered to a workpiece.
    Type: Grant
    Filed: January 5, 2021
    Date of Patent: October 25, 2022
    Assignee: TeraDiode, Inc.
    Inventors: Parviz Tayebati, Wang-Long Zhou, Bien Chann, Bryan Lochman
  • Systems and methods for alignment of wavelength beam combining resonators
    Patent number: 11454821
    Abstract: In various embodiments, alignment systems for laser resonators generate near-field and/or far-field images of input beams produced by the laser resonators to enable the alignment of the input beams.
    Type: Grant
    Filed: January 24, 2020
    Date of Patent: September 27, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Wang-Long Zhou, Bien Chann, Krzysztof Michal Nowak, Francisco Villarreal-Saucedo
  • Polarization-adjusted beam operation for materials processing
    Patent number: 11433479
    Abstract: Systems and techniques for optimizing the operation of a beam emitter during material processing maintain an optimal polarization of the beam with respect to the material throughout processing—e.g., even as the beam path varies or the nature or thickness of the material changes.
    Type: Grant
    Filed: October 21, 2019
    Date of Patent: September 6, 2022
    Assignee: TeraDiode, Inc.
    Inventors: Parviz Tayebati, Wang-Long Zhou, Bien Chann, Robin Huang