Patents by Inventor Noboru SANADA

Noboru SANADA 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).

  • Publication number: 20240298538
    Abstract: A compound represented by the following general formula is an excellent light emitting material. R1 to R5 each represent a hydrogen atom, a deuterium atom, or a substituent other than a cyano group, but one or more of R1 to R5 is an aryl group or a pyridyl group, two or more of R1 to R5 are donor groups, and one or more of them are a substituted ring-fused indol-1-yl group (the number of rings constituting the fused ring is 4 or more).
    Type: Application
    Filed: September 24, 2021
    Publication date: September 5, 2024
    Inventors: Yong Joo CHO, Yoshitake SUZUKI, Masataka YAMASHITA, Naomi SHIMAMURA, Yu YAMANE, Satoshi OHNO, Shinhyung CHOI, Noboru SANADA