Patents by Inventor Akira Obara

Akira Obara 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).

  • Sliding material
    Patent number: 7449234
    Abstract: A sliding material consisting of a carbon-fiber reinforced carbon composite material containing fine particles of a simple substance of any of Group IV to Group VI elements or a carbide, a nitride or an oxide thereof.
    Type: Grant
    Filed: May 23, 2003
    Date of Patent: November 11, 2008
    Assignees: Mitsubishi Chemical Functional Products, inc., Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Toshihiro Fukagawa, Akira Obara, Tetsuya Ogawa, Satoshi Yoshida, Yu Murai, Satoshi Takesako
  • Sliding material
    Publication number: 20040005462
    Abstract: A sliding material consisting of a carbon-fiber reinforced carbon composite material containing fine particles of a simple substance of any of Group IV to Group VI elements or a carbide, a nitride or an oxide thereof.
    Type: Application
    Filed: May 23, 2003
    Publication date: January 8, 2004
    Applicants: Mitsubishi Chemical Functional Products, Inc., HONDA GIKEN KOGYO KABUSHIKI KAISHA
    Inventors: Toshihiro Fukagawa, Akira Obara, Tetsuya Ogawa, Satoshi Yoshida, Yu Murai, Satoshi Takesako