Patents by Inventor Kenji OBAYASHI

Kenji OBAYASHI 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).

  • ILLUMINATION DEVICE, ILLUMINATION SYSTEM, AND ILLUMINATION CONTROL METHOD
    Publication number: 20230156892
    Abstract: An illumination device includes a light emitter configured to emit illumination light and a controller configured to control the light emitter. The controller controls the illumination light such that a first decrease ratio of melanopic illuminance of illumination light during night-time illumination to melanopic illuminance of illumination light during daytime illumination is higher than a second decrease ratio of illuminance of the illumination light during the night-time illumination to illuminance of the illumination light during the daytime illumination.
    Type: Application
    Filed: February 19, 2021
    Publication date: May 18, 2023
    Applicants: KYOCERA Corporation, Public University Corporation Nara Medical University
    Inventors: Katsuhiro MITSUI, Hidetaka KATOU, Kenji OBAYASHI