Patents by Inventor Yoshiharu Iinuma

Yoshiharu Iinuma 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).

  • Azo compound containing metal and optical recording medium using the compound
    Publication number: 20020015915
    Abstract: An object of the present invention is to provide an optical recording medium that is excellent in recording and reading-out characteristics in the case of using a shortwave semiconductor laser and is good in light resistance and durability.
    Type: Application
    Filed: June 5, 2001
    Publication date: February 7, 2002
    Inventors: Yoshiyuki Nagataki, Yuichi Sakurai, Kouji Takazawa, Yoshiharu Iinuma, Masatoshi Taniguchi, Noriko Ueda