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).

  • Power and spectral monitoring in wavelength beam combining laser systems
    Patent number: 10985534
    Abstract: In various embodiments, monitoring of one or more secondary diffracted beams formed within a laser resonator provides information based at least in part on which a primary diffracted beam formed within the laser resonator is controlled.
    Type: Grant
    Filed: May 21, 2019
    Date of Patent: April 20, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Wang-Long Zhou, Bryan Lochman, Bien Chann
  • HIGH BRIGHTNESS, MONOLITHIC, MULTISPECTRAL SEMICONDUCTOR LASER
    Publication number: 20210063758
    Abstract: A system and method for combining multiple emitters into a multi-wavelength ouput beam having a certain band and combining a plurality of these bands into a single output using non-free space combining modules.
    Type: Application
    Filed: August 10, 2020
    Publication date: March 4, 2021
    Inventors: Robin Huang, Bien Chann, Parviz Tayebati, Mike Cruz
  • WAVELENGTH BEAM COMBINING LASER SYSTEMS UTILIZING ETALONS
    Publication number: 20210066889
    Abstract: In various embodiments, wavelength beam combining laser systems incorporate etalons to establish external lasing cavities and/or to combine multiple input beams into a single output beam.
    Type: Application
    Filed: September 14, 2020
    Publication date: March 4, 2021
    Inventors: Bien CHANN, James BURGESS, Wang ZHOU, Bryan LOCHMAN, Francisco VILLARREAL-SAUCEDO
  • DUAL-WAVELENGTH LASER SYSTEMS AND MATERIAL PROCESSING UTILIZING SUCH SYSTEMS
    Publication number: 20210039200
    Abstract: In various embodiments, laser beams of two different wavelengths are utilized, sequentially and/or simultaneously, to process workpieces in various processing stages such as melting, piercing, cutting, and welding.
    Type: Application
    Filed: August 4, 2020
    Publication date: February 11, 2021
    Inventors: Wang-Long ZHOU, Francisco VILLARREAL-SAUCEDO, Bien CHANN, Mark MORDARSKI, Bryan LOCHMAN
  • Laser systems utilizing fiber bundles for power delivery and beam switching
    Patent number: 10916911
    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: March 12, 2020
    Date of Patent: February 9, 2021
    Assignee: TERADIODE, INC.
    Inventors: Wang-Long Zhou, Bien Chann, Francisco Villarreal-Saucedo, Parviz Tayebati
  • Methods for altering properties of a radiation beam
    Patent number: 10914902
    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: March 5, 2019
    Date of Patent: February 9, 2021
    Assignee: TERADIODE, INC.
    Inventors: Parviz Tayebati, Wang-Long Zhou, Bien Chann, Bryan Lochman
  • PACKAGES FOR HIGH-POWER LASER DEVICES
    Publication number: 20210028596
    Abstract: In various embodiments, a laser emitter such as a diode bar is cooled during operation via jets of cooling fluid formed by ports in a cooler on which the laser emitter is positioned. The jets strike an impingement surface of the cooler that is thermally coupled to the laser emitter but prevents direct contact between the cooling fluid and the laser emitter itself.
    Type: Application
    Filed: October 16, 2019
    Publication date: January 28, 2021
    Inventors: Bryan LOCHMAN, Matthew SAUTER, Bien CHANN, Michael DEUTSCH
  • Optical cross-coupling mitigation systems for wavelength beam combining laser systems
    Patent number: 10871639
    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: September 4, 2019
    Date of Patent: December 22, 2020
    Assignee: TERADIODE, INC.
    Inventor: Bien Chann
  • Optical fiber structures and methods for varying laser beam profile
    Patent number: 10845545
    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: August 30, 2018
    Date of Patent: November 24, 2020
    Assignee: TERADIODE, INC.
    Inventors: Wang-Long Zhou, Francisco Villarreal-Saucedo, Parviz Tayebati, Bien Chann
  • WAVELENGTH BEAM COMBINING LASER SYSTEMS WITH MICRO-OPTICS
    Publication number: 20200355931
    Abstract: In various embodiments, wavelength beam combining systems feature multiple beam emitters each emitting an individual beam, as well as multiple micro-optics arrangements each disposed optically downstream from a beam emitter to intercept the beam emitted thereby and direct the beam toward a dispersive element for combination into a multi-wavelength output beam.
    Type: Application
    Filed: April 6, 2020
    Publication date: November 12, 2020
    Inventors: Parviz Tayebati, Bien Chann, Robin Huang, Wang-Long Zhou
  • WIDELY TUNABLE INFRARED SOURCE SYSTEM AND METHOD
    Publication number: 20200335929
    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: Application
    Filed: May 8, 2020
    Publication date: October 22, 2020
    Inventors: Bien Chann, Robin Huang, Parviz Tayebati
  • WAVELENGTH BEAM COMBINING LASER SYSTEMS UTILIZING LENS ROLL FOR CHIEF RAY FOCUSING
    Publication number: 20200333613
    Abstract: In various embodiments, a wavelength beam combining laser system includes a fast-axis collimation lens that is rotated with respect to a plurality of emitters in order to converge the emitted beams onto a dispersive element and/or reduce the size of the multi-wavelength output beam of the system.
    Type: Application
    Filed: March 11, 2020
    Publication date: October 22, 2020
    Inventors: Michael Deutsch, Daqing Wang, James Zambuto, Bien Chann, Bryan Lochman
  • Wavelength beam combining laser systems utilizing etalons
    Patent number: 10804679
    Abstract: In various embodiments, wavelength beam combining laser systems incorporate etalons to establish external lasing cavities and/or to combine multiple input beams into a single output beam.
    Type: Grant
    Filed: March 5, 2018
    Date of Patent: October 13, 2020
    Assignee: TERADIODE, INC.
    Inventors: Bien Chann, James Burgess, Wang Zhou, Bryan Lochman, Francisco Villarreal-Saucedo
  • WAVELENGTH BEAM COMBINING LASER SYSTEMS UTILIZING PRISMS FOR BEAM QUALITY IMPROVEMENT AND BANDWIDTH REDUCTION
    Publication number: 20200310010
    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: Application
    Filed: April 16, 2020
    Publication date: October 1, 2020
    Inventors: Wang-Long ZHOU, Bien CHANN, Daniel Gary DUGMORE, Mike CRUZ
  • High brightness, monolithic, multispectral semiconductor laser
    Patent number: 10775636
    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: September 5, 2019
    Date of Patent: September 15, 2020
    Assignee: TERADIODE, INC.
    Inventors: Robin Huang, Bien Chann, Parviz Tayebati, Mike Cruz
  • Optical fiber structures and methods for varying laser beam profile
    Patent number: 10768373
    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: November 27, 2018
    Date of Patent: September 8, 2020
    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
    Publication number: 20200280165
    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: March 12, 2020
    Publication date: September 3, 2020
    Inventors: Wang-Long ZHOU, Bien CHANN, Francisco VILLARREAL-SAUCEDO, Parviz TAYEBATI
  • Laser engine with multiple resonators
    Patent number: D908148
    Type: Grant
    Filed: August 1, 2018
    Date of Patent: January 19, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO. LTD
    Inventors: Bien Chann, Bryan Lochman, Mark Mordarski, Matthew Sauter
  • Laser engine with multiple resonators
    Patent number: D908751
    Type: Grant
    Filed: August 1, 2018
    Date of Patent: January 26, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO. LTD
    Inventors: Bien Chann, Bryan Lochman, Mark Mordarski, Matthew Sauter
  • Laser impingement cooler
    Patent number: D916149
    Type: Grant
    Filed: February 8, 2019
    Date of Patent: April 13, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Matthew Sauter, Bryan Lochman, John Kenneth Leavitt, Bien Chann