Patents by Inventor Yousuke Manabe

Yousuke Manabe 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).

  • Electrochromic compound, electrochromic composition, and display element
    Patent number: 8593715
    Abstract: Disclosed are electrochromic compounds represented by the formulas defined in the specification.
    Type: Grant
    Filed: October 8, 2010
    Date of Patent: November 26, 2013
    Assignee: Ricoh Company, Ltd.
    Inventors: Tohru Yashiro, Shigenobu Hirano, Yousuke Manabe, Satoshi Hayashi
  • ELECTROCHROMIC COMPOUND, ELECTROCHROMIC COMPOSITION, AND DISPLAY ELEMENT
    Publication number: 20120194894
    Abstract: Disclosed are electrochromic compounds represented by the formulas defined in the specification.
    Type: Application
    Filed: October 8, 2010
    Publication date: August 2, 2012
    Applicant: RICOH COMPANY, LTD.
    Inventors: Tohru Yashiro, Shigenobu Hirano, Yousuke Manabe, Satoshi Hayashi