Patents by Inventor Seiichiro Izawa

Seiichiro Izawa 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).

  • Organic Light-Emitting Diode Device
    Publication number: 20240040814
    Abstract: Provided is an OLED device 10 including a plurality of organic semiconductor layers sandwiched between a pair of electrodes 3 and 4. The organic semiconductor layers include a first organic semiconductor layer 1 containing a first organic semiconductor material, and a second organic semiconductor layer 2 containing a second organic semiconductor material and a third organic semiconductor material, the first organic semiconductor layer and the second organic semiconductor layer form a joining surface, and the first organic semiconductor material and the second organic semiconductor material satisfy requirement and the like relating to a predetermined energy level.
    Type: Application
    Filed: September 28, 2023
    Publication date: February 1, 2024
    Applicant: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventors: Seiichiro Izawa, Masahiro Hiramoto, Masahiro Morimoto, Shigeki Naka