Patents by Inventor Yoko IWAKIRI

Yoko IWAKIRI 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).

  • Method for manufacturing light-transmissive member and method for manufacturing light-emitting device
    Patent number: 10840415
    Abstract: A method for manufacturing a light-transmissive member includes: providing a supporting member, and a light-transmissive sheet disposed on the supporting member, the light-transmissive sheet including: a first layer containing substantially no phosphor, and a second layer containing a phosphor; and forming a plurality of light-transmissive members from the light-transmissive sheet by dividing the light-transmissive sheet with a blade over the supporting member, such that each light-transmissive member includes: a first portion formed by separation of the first layer by a first crevice, the first portion containing substantially no phosphor, and a second portion formed by separation of the second layer by a second crevice, the second portion containing a phosphor, wherein one of the first portion and the second portion is layered on the other of the first portion and the second portion.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: November 17, 2020
    Assignee: NICHIA CORPORATION
    Inventors: Yoko Iwakiri, Takao Nakauchi
  • METHOD FOR MANUFACTURING LIGHT-TRANSMISSIVE MEMBER AND METHOD FOR MANUFACTURING LIGHT-EMITTING DEVICE
    Publication number: 20180269363
    Abstract: A method for manufacturing a light-transmissive member includes: providing a supporting member, and a light-transmissive sheet disposed on the supporting member, the light-transmissive sheet including: a first layer containing substantially no phosphor, and a second layer containing a phosphor; and forming a plurality of light-transmissive members from the light-transmissive sheet by dividing the light-transmissive sheet with a blade over the supporting member, such that each light-transmissive member includes: a first portion formed by separation of the first layer by a first crevice, the first portion containing substantially no phosphor, and a second portion formed by separation of the second layer by a second crevice, the second portion containing a phosphor, wherein one of the first portion and the second portion is layered on the other of the first portion and the second portion.
    Type: Application
    Filed: March 15, 2018
    Publication date: September 20, 2018
    Applicant: NICHIA CORPORATION
    Inventors: Yoko IWAKIRI, Takao NAKAUCHI