Patents by Inventor Francisco Villarreal

Francisco Villarreal 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).

  • 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
  • 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
  • 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
  • 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
  • OPTICAL FIBER STRUCTURES AND METHODS FOR BEAM SHAPING
    Publication number: 20220365298
    Abstract: In various embodiments, optical fibers have arrangements of core, annular core, and cladding regions enabling variation of beam shape and/or beam parameter product and may be utilized for the processing (e.g., welding, cutting, drilling, etc.) of various workpieces.
    Type: Application
    Filed: July 26, 2022
    Publication date: November 17, 2022
    Inventors: Wang-Long ZHOU, Francisco VILLARREAL-SAUCEDO
  • 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 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
  • Optical fiber structures and methods for beam shaping
    Patent number: 11435538
    Abstract: In various embodiments, optical fibers have arrangements of core, annular core, and cladding regions enabling variation of beam shape and/or beam parameter product and may be utilized for the processing (e.g., welding, cutting, drilling, etc.) of various workpieces.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: September 6, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Wang-Long Zhou, Francisco Villarreal-Saucedo
  • Siloxane mitigation for laser systems
    Patent number: 11424592
    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: Grant
    Filed: October 15, 2020
    Date of Patent: August 23, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Bryan Lochman, Wang-Long Zhou, Francisco Villarreal-Saucedo, Bien Chann
  • LASER SYSTEMS UTILIZING CELLULAR-CORE OPTICAL FIBERS FOR BEAM SHAPING
    Publication number: 20220214495
    Abstract: In various embodiments, the beam parameter product and/or beam shape of a laser beam is adjusted by directing the laser beam across a path along the input end of a cellular-core optical fiber. The beam emitted at the output end of the cellular-core optical fiber may be utilized to process a workpiece.
    Type: Application
    Filed: January 19, 2022
    Publication date: July 7, 2022
    Inventors: Francisco VILLARREAL-SAUCEDO, Wang-Long ZHOU, Parviz TAYEBATI
  • OPTICAL ELEMENT ARRANGEMENTS FOR VARYING BEAM PARAMETER PRODUCT IN LASER DELIVERY SYSTEMS
    Publication number: 20220187611
    Abstract: In various embodiments, laser delivery systems feature one or more optical elements for receiving a radiation beam and altering the spatial power distribution thereof, a lens manipulation system for changing a position of at least one optical element within the path of the radiation beam, and a controller for controlling the lens manipulation system to achieve a target altered spatial power distribution on a workpiece.
    Type: Application
    Filed: March 1, 2022
    Publication date: June 16, 2022
    Inventors: Wang-Long ZHOU, Parviz TAYEBATI, Bien CHANN, Francisco VILLARREAL-SAUCEDO
  • POLARIZATION-ADJUSTED AND SHAPE-ADJUSTED BEAM OPERATION FOR MATERIALS PROCESSING
    Publication number: 20220137421
    Abstract: In various embodiments, laser delivery systems feature variable polarizers and beam shapers for altering the polarization and/or shape of the output beam for processing of various materials. The polarization and/or shape of the beam may be varied based on one or more characteristics of the workpiece.
    Type: Application
    Filed: November 12, 2021
    Publication date: May 5, 2022
    Inventors: Parviz TAYEBATI, Bien CHANN, Wang-Long ZHOU, Francisco VILLARREAL-SAUCEDO, Robin HUANG
  • HELICAL EMITTER STACKING FOR WAVELENGTH-BEAM-COMBINING LASER SYSTEMS
    Publication number: 20220140574
    Abstract: In various embodiments, multiple laser emitters are helically arranged around a central axis and emit their individual beams toward the central axis. A collection of mirrors is disposed at the central axis, and each mirror is angled so that the reflected beams all exit the helical stack, in parallel and vertically stacked, in the same direction toward a shared exit point.
    Type: Application
    Filed: October 29, 2021
    Publication date: May 5, 2022
    Inventors: Wang-Long ZHOU, Michael DEUTSCH, Francisco VILLARREAL-SAUCEDO, Bien CHANN, Krzysztof Michal NOWAK, Jesus Fernando MONJARDIN LOPEZ
  • Optical element arrangements for varying beam parameter product in laser delivery systems
    Patent number: 11294191
    Abstract: In various embodiments, laser delivery systems feature one or more optical elements for receiving a radiation beam and altering the spatial power distribution thereof, a lens manipulation system for changing a position of at least one optical element within the path of the radiation beam, and a controller for controlling the lens manipulation system to achieve a target altered spatial power distribution on a workpiece.
    Type: Grant
    Filed: July 18, 2019
    Date of Patent: April 5, 2022
    Assignee: TERADIODE, INC.
    Inventors: Wang-Long Zhou, Parviz Tayebati, Bien Chann, Francisco Villarreal-Saucedo
  • Laser systems utilizing cellular-core optical fibers for beam shaping
    Patent number: 11262497
    Abstract: In various embodiments, the beam parameter product and/or beam shape of a laser beam is adjusted by directing the laser beam across a path along the input end of a cellular-core optical fiber. The beam emitted at the output end of the cellular-core optical fiber may be utilized to process a workpiece.
    Type: Grant
    Filed: October 28, 2020
    Date of Patent: March 1, 2022
    Assignee: TeraDiode, Inc.
    Inventors: Francisco Villarreal-Saucedo, Wang-Long Zhou, Parviz Tayebati
  • SYSTEMS AND METHODS FOR LASER SYSTEMS WITH VARIABLE BEAM PARAMETER PRODUCT UTILIZING THERMO-OPTIC EFFECTS
    Publication number: 20220050353
    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: Application
    Filed: September 14, 2021
    Publication date: February 17, 2022
    Inventors: Parviz TAYEBATI, Francisco VILLARREAL-SAUCEDO, Bien CHANN, Dat NGUYEN, Michael DEUTSCH
  • LASER SYSTEMS AND TECHNIQUES FOR WORKPIECE PROCESSING UTILIZING OPTICAL FIBERS AND MULTIPLE BEAMS
    Publication number: 20220009036
    Abstract: In various embodiments, a workpiece is processed utilizing primary and secondary laser beams having different wavelengths and which are coupled into specialized optical fibers. The primary and secondary beams may be utilized during different stages of workpiece processing.
    Type: Application
    Filed: June 30, 2021
    Publication date: January 13, 2022
    Inventors: Wang-Long ZHOU, Francisco VILLARREAL-SAUCEDO, Bien CHANN