Patents by Inventor Mikihiko UWANI

Mikihiko UWANI 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).

  • Light emitting device
    Patent number: 10975497
    Abstract: A light emitting device includes a laser diode that emits a blue light, and a wavelength conversion part that absorbs a part of light emitted from the laser diode and converts a wavelength thereof. The wavelength conversion part includes a YAG-based single crystal phosphor. Irradiance of light emitted from the laser diode and irradiated on the wavelength conversion part is not less than 80 W/mm2.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: April 13, 2021
    Assignees: Tamura Corporation, Koha Co., Ltd.
    Inventors: Mikihiko Uwani, Akira Ito, Hiroyuki Sawano, Kentaro Tone, Hiroaki Sano, Daisuke Inomata, Kazuyuki Iizuka
  • LIGHT EMITTING DEVICE
    Publication number: 20200200347
    Abstract: A light emitting device includes a laser diode that emits a blue light, and a wavelength conversion part that absorbs a part of light emitted from the laser diode and converts a wavelength thereof. The wavelength conversion part includes a YAG-based single crystal phosphor. Irradiance of light emitted from the laser diode and irradiated on the wavelength conversion part is not less than 80 W/mm2.
    Type: Application
    Filed: December 27, 2016
    Publication date: June 25, 2020
    Applicants: TAMURA CORPORATION, KOHA CO., LTD.
    Inventors: Mikihiko UWANI, Akira ITO, Hiroyuki SAWANO, Kentaro TONE, Hiroaki SANO, Daisuke INOMATA, Kazuyuki IIZUKA