Patents by Inventor Saiko KIYOHARA

Saiko KIYOHARA 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).

  • Nitride phosphor and method for producing nitride phosphor
    Patent number: 11279875
    Abstract: Provided is a nitride phosphor having two or more maximum absorption points in a range of 3,200 to 3,300 cm?1 in an infrared absorption (FT-IR) spectrum. The nitride phosphor of the present invention has excellent emission characteristics and is highly reliable when used in devices.
    Type: Grant
    Filed: January 15, 2020
    Date of Patent: March 22, 2022
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Ryo Koizumi, Yuhei Inata, Saiko Kiyohara, Masahito Isaka, Naoyuki Komuro, Kohei Matsuda
  • NITRIDE PHOSPHOR AND METHOD FOR PRODUCING NITRIDE PHOSPHOR
    Publication number: 20200148947
    Abstract: Provided is a nitride phosphor having two or more maximum absorption points in a range of 3,200 to 3,300 cm?1 in an infrared absorption (FT-IR) spectrum. The nitride phosphor of the present invention has excellent emission characteristics and is highly reliable when used in devices.
    Type: Application
    Filed: January 15, 2020
    Publication date: May 14, 2020
    Applicant: Mitsubishi Chemical Corporation
    Inventors: Ryo KOIZUMI, Yuhei INATA, Saiko KIYOHARA, Masahito ISAKA, Naoyuki KOMURO, Kohei MATSUDA