Patents by Inventor Masato Fujitomo

Masato Fujitomo 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).

  • Publication number: 20220158061
    Abstract: A method for manufacturing an optical-semiconductor device, including forming a plurality of first and second electrically conductive members that are disposed separately from each other on a support substrate; providing a base member formed from a light blocking resin between the first and second electrically conductive members; mounting an optical-semiconductor element on the first and/or second electrically conductive member; covering the optical-semiconductor element by a sealing member formed from a translucent resin; and obtaining individual optical-semiconductor devices after removing the support substrate.
    Type: Application
    Filed: January 31, 2022
    Publication date: May 19, 2022
    Applicant: NICHIA CORPORATION
    Inventors: Masato FUJITOMO, Hiroto TAMAKI, Shinji NISHIJIMA, Yuichiro TANDA, Tomohide MIKI
  • Patent number: 11271144
    Abstract: A method for manufacturing an optical-semiconductor device, including forming a plurality of first and second electrically conductive members that are disposed separately from each other on a support substrate; providing a base member formed from a light blocking resin between the first and second electrically conductive members; mounting an optical-semiconductor element on the first and/or second electrically conductive member; covering the optical-semiconductor element by a sealing member formed from a translucent resin; and obtaining individual optical-semiconductor devices after removing the support substrate.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: March 8, 2022
    Assignee: Nichia Corporation
    Inventors: Masato Fujitomo, Hiroto Tamaki, Shinji Nishijima, Yuichiro Tanda, Tomohide Miki
  • Publication number: 20190123253
    Abstract: A method for manufacturing an optical-semiconductor device, including forming a plurality of first and second electrically conductive members that are disposed separately from each other on a support substrate; providing a base member formed from a light blocking resin between the first and second electrically conductive members; mounting an optical-semiconductor element on the first and/or second electrically conductive member; covering the optical-semiconductor element by a sealing member formed from a translucent resin; and obtaining individual optical-semiconductor devices after removing the support substrate.
    Type: Application
    Filed: December 17, 2018
    Publication date: April 25, 2019
    Applicant: NICHIA CORPORATION
    Inventors: Masato FUJITOMO, Hiroto TAMAKI, Shinji NISHIJIMA, Yuichiro TANDA, Tomohide MIKI
  • Patent number: 10164163
    Abstract: A method for manufacturing an optical-semiconductor device, including forming a plurality of first and second electrically conductive members that are disposed separately from each other on a support substrate; providing a base member formed from a light blocking resin between the first and second electrically conductive members; mounting an optical-semiconductor element on the first and/or second electrically conductive member; covering the optical-semiconductor element by a sealing member formed from a translucent resin; and obtaining individual optical-semiconductor devices after removing the support substrate.
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: December 25, 2018
    Assignee: Nichia Corporation
    Inventors: Masato Fujitomo, Hiroto Tamaki, Shinji Nishijima, Yuichiro Tanda, Tomohide Miki
  • Publication number: 20180006205
    Abstract: A method for manufacturing an optical-semiconductor device, including forming a plurality of first and second electrically conductive members that are disposed separately from each other on a support substrate; providing a base member formed from a light blocking resin between the first and second electrically conductive members; mounting an optical-semiconductor element on the first and/or second electrically conductive member; covering the optical-semiconductor element by a sealing member formed from a translucent resin; and obtaining individual optical-semiconductor devices after removing the support substrate.
    Type: Application
    Filed: August 31, 2017
    Publication date: January 4, 2018
    Applicant: NICHIA CORPORATION
    Inventors: Masato FUJITOMO, Hiroto TAMAKI, Shinji NISHIJIMA, Yuichiro TANDA, Tomohide MIKI
  • Patent number: 9773959
    Abstract: A method for manufacturing an optical-semiconductor device, including forming a plurality of first and second electrically conductive members that are disposed separately from each other on a support substrate; providing a base member formed from a light blocking resin between the first and second electrically conductive members; mounting an optical-semiconductor element on the first and/or second electrically conductive member; covering the optical-semiconductor element by a sealing member formed from a translucent resin; and obtaining individual optical-semiconductor devices after removing the support substrate.
    Type: Grant
    Filed: January 22, 2015
    Date of Patent: September 26, 2017
    Assignee: NICHIA CORPORATION
    Inventors: Masato Fujitomo, Hiroto Tamaki, Shinji Nishijima, Yuichiro Tanda, Tomohide Miki
  • Patent number: 9631797
    Abstract: A light emitting device has a plurality of light emitting elements, a heat spreading member on which the plurality of light emitting elements are mounted, and having a bottom face, an insulating member having a recess that includes side walls and a bottom wall, a top face of the bottom wall being in contact with the bottom face of the heat spreading member, and a circuit board having a circuit that is provided on the heat spreading member and supplies power to the plurality of light emitting elements.
    Type: Grant
    Filed: November 18, 2014
    Date of Patent: April 25, 2017
    Assignee: NICHIA CORPORATION
    Inventors: Hiroshi Miyairi, Takayuki Igarashi, Masato Fujitomo, Satoshi Shirahama
  • Publication number: 20150153034
    Abstract: A light emitting device has a plurality of light emitting elements, a heat spreading member on which the plurality of light emitting elements are mounted, and having a bottom face, an insulating member having a recess that includes side walls and a bottom wall, a top face of the bottom wall being in contact with the bottom face of the heat spreading member, and a circuit board having a circuit that is provided on the heat spreading member and supplies power to the plurality of light emitting elements.
    Type: Application
    Filed: November 18, 2014
    Publication date: June 4, 2015
    Inventors: Hiroshi MIYAIRI, Takayuki IGARASHI, Masato FUJITOMO, Satoshi SHIRAHAMA
  • Publication number: 20150129923
    Abstract: A method for manufacturing an optical-semiconductor device, including forming a plurality of first and second electrically conductive members that are disposed separately from each other on a support substrate; providing a base member formed from a light blocking resin between the first and second electrically conductive members; mounting an optical-semiconductor element on the first and/or second electrically conductive member; covering the optical-semiconductor element by a sealing member formed from a translucent resin; and obtaining individual optical-semiconductor devices after removing the support substrate.
    Type: Application
    Filed: January 22, 2015
    Publication date: May 14, 2015
    Applicant: NICHIA CORPORATION
    Inventors: Masato FUJITOMO, Hiroto TAMAKI, Shinji NISHIJIMA, Yuichiro TANDA, Tomohide MIKI
  • Patent number: 8975100
    Abstract: A method for manufacturing an optical-semiconductor device, including forming a plurality of first and second electrically conductive members that are disposed separately from each other on a support substrate; providing a base member formed from a light blocking resin between the first and second electrically conductive members; mounting an optical-semiconductor element on the first and/or second electrically conductive member; covering the optical-semiconductor element by a sealing member formed from a translucent resin; and obtaining individual optical-semiconductor devices after removing the support substrate.
    Type: Grant
    Filed: October 21, 2013
    Date of Patent: March 10, 2015
    Assignee: Nichia Corporation
    Inventors: Masato Fujitomo, Hiroto Tamaki, Shinji Nishijima, Yuichiro Tanda, Tomohide Miki
  • Publication number: 20140042488
    Abstract: A method for manufacturing an optical-semiconductor device, including forming a plurality of first and second electrically conductive members that are disposed separately from each other on a support substrate; providing a base member formed from a light blocking resin between the first and second electrically conductive members; mounting an optical-semiconductor element on the first and/or second electrically conductive member; covering the optical-semiconductor element by a sealing member formed from a translucent resin; and obtaining individual optical-semiconductor devices after removing the support substrate.
    Type: Application
    Filed: October 21, 2013
    Publication date: February 13, 2014
    Applicant: NICHIA CORPORATION
    Inventors: Masato FUJITOMO, Hiroto TAMAKI, Shinji NISHIJIMA, Yuichiro TANDA, Tomohide MIKI
  • Patent number: 8604507
    Abstract: A method for manufacturing an optical-semiconductor device, including forming a plurality of first and second electrically conductive members that are disposed separately from each other on a support substrate; providing a base member formed from a light blocking resin between the first and second electrically conductive members; mounting an optical-semiconductor element on the first and/or second electrically conductive member; covering the optical-semiconductor element by a sealing member formed from a translucent resin; and obtaining individual optical-semiconductor devices after removing the support substrate.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: December 10, 2013
    Assignee: Nichia Corporation
    Inventors: Masato Fujitomo, Hiroto Tamaki, Shinji Nishijima, Yuichiro Tanda, Tomohide Miki
  • Patent number: 8377725
    Abstract: A method for manufacturing an optical-semiconductor device, including forming a plurality of first and second electrically conductive members that are disposed separately from each other on a support substrate; providing a base member formed from a light blocking resin between the first and second electrically conductive members; mounting an optical-semiconductor element on the first and/or second electrically conductive member; covering the optical-semiconductor element by a sealing member formed from a translucent resin; and obtaining individual optical-semiconductor devices after removing the support substrate.
    Type: Grant
    Filed: September 8, 2009
    Date of Patent: February 19, 2013
    Assignee: Nichia Corporation
    Inventors: Masato Fujitomo, Hiroto Tamaki, Shinji Nishijima, Yuichiro Tanda, Tomohide Miki