Patents by Inventor Hiroyuki Kawase

Hiroyuki Kawase 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).

  • Ceramic-metal joined composite bodies with a curved bottom metal recess
    Patent number: 5089312
    Abstract: A ceramic-metal joined composite body including a ceramic member having a projection formed thereon, and a metallic member having a recess formed therein. The projection of the ceramic member is fitted into the recess of the metallic member, and a corner of a bottom of the recess has a rounded dimension such that R/D.gtoreq.0.04, in which R and D are the rounded dimension of the corner of the bottom of the recess and an outer diameter of the projection, respectively. The ceramic-metal joined composite body particularly is useful in a rotary shaft for a turbocharger rotor or a gas turbine rotor.
    Type: Grant
    Filed: October 18, 1989
    Date of Patent: February 18, 1992
    Assignee: NGK Insulators, Ltd.
    Inventors: Hiroyuki Kawase, Koji Kato
  • Automobile
    Patent number: D315324
    Type: Grant
    Filed: December 23, 1988
    Date of Patent: March 12, 1991
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Kazuhiro Ichinose, Naoki Kusano, Hiroyuki Kawase
  • Automobile
    Patent number: D318636
    Type: Grant
    Filed: June 16, 1989
    Date of Patent: July 30, 1991
    Assignee: Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Akira Shimoyama, Kazuyuki Tairabune, Hiroyuki Kawase