Patents by Inventor Fumiyuki Toshimitsu

Fumiyuki Toshimitsu 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).

  • Compound comprising triarylamine moieties and a condensed ring moiety, and the production method thereof
    Patent number: 8309743
    Abstract: The present invention provides a compound having absorbing and luminescence wavelengths at relatively longer wavelength side of the visible area, and having thermal stability, which acts as a dye and/or a luminescence material and has practical utility therefor, and a production method thereof.
    Type: Grant
    Filed: March 12, 2010
    Date of Patent: November 13, 2012
    Assignee: The University of Tokyo
    Inventors: Hiroshi Nishihara, Mikihiro Hayashi, Fumiyuki Toshimitsu
  • COMPOUND COMPRISING TRIARYLAMINE MOIETIES AND A CONDENSED RING MOIETY, AND THE PRODUCTION METHOD THEREOF
    Publication number: 20110077416
    Abstract: The present invention provides a compound having absorbing and luminescence wavelengths at relatively longer wavelength side of the visible area, and having thermal stability, which acts as a dye and/or a luminescence material and has practical utility therefor, and a production method thereof.
    Type: Application
    Filed: March 12, 2010
    Publication date: March 31, 2011
    Applicant: THE UNIVERSITY OF TOKYO
    Inventors: Hiroshi Nishihara, Mikihiro Hayashi, Fumiyuki Toshimitsu