Patents by Inventor Naoki Hiromasa

Naoki Hiromasa 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).

  • High temperature oxidation resistant carbonaceous molding and manufacturing method thereof
    Patent number: 7205055
    Abstract: A high temperature oxidation resistant carbonaceous molding having a parent material containing carbon, a metallic carbide containing layer which is formed such that a metal is diffused to a surface of the parent material and metal carbide is formed thereon and having cracks, a vitreous member composed of a vitreous material filled in the cracks and a vitreous material layer formed on a surface of the metallic carbide containing layer, wherein the vitreous member and the vitreous material layer are integrated.
    Type: Grant
    Filed: January 13, 2004
    Date of Patent: April 17, 2007
    Assignee: Honda Motor Co., Ltd.
    Inventors: Makoto Shiokawa, Naoki Hiromasa, Kaoru Kusano, Toru Tadokoro
  • High temperature oxidation resistant carbonaceous molding and manufacturing method thereof
    Publication number: 20050153125
    Abstract: A high temperature oxidation resistant carbonaceous molding having a parent material containing carbon, a metallic carbide containing layer which is formed such that a metal is diffused to a surface of the parent material and metal carbide is formed thereon and having cracks, a vitreous member composed of a vitreous material filled in the cracks and a vitreous material layer formed on a surface of the metallic carbide containing layer, wherein the vitreous member and the vitreous material layer are integrated.
    Type: Application
    Filed: January 13, 2004
    Publication date: July 14, 2005
    Inventors: Makoto Shiokawa, Naoki Hiromasa, Kaoru Kusano, Toru Tadokoro
  • Insertable gasket and inserting structure
    Patent number: 6860487
    Abstract: An insertable gasket is made of a substantially cylindrical heat resistant metal and is formed into a configuration having raised and recessed portions formed continuously and alternately as viewed longitudinally and cross-sectionally.
    Type: Grant
    Filed: September 24, 2003
    Date of Patent: March 1, 2005
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Makoto Shiokawa, Naoki Hiromasa
  • Insertable gasket and inserting structure
    Publication number: 20040056431
    Abstract: An insertable gasket is made of a substantially cylindrical heat resistant metal and is formed into a configuration having raised and recessed portions formed continuously and alternately as viewed longitudinally and cross-sectionally.
    Type: Application
    Filed: September 24, 2003
    Publication date: March 25, 2004
    Applicant: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Makoto Shiokawa, Naoki Hiromasa