Patents by Inventor Shigeki Okaguchi

Shigeki Okaguchi 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).

  • Production method for a cylinder block of an internal combustion engine
    Patent number: 5862852
    Abstract: A first cavity is formed between a mold and a core. One of a cylinder block material and a liner material is supplied to the first cavity. A second cavity is formed by expanding or shrinking the core or replacing the core with another core. The other of the cylinder block material and the liner material is supplied to the second cavity. The cylinder block with a liner is produced successively using the same apparatus.
    Type: Grant
    Filed: December 3, 1996
    Date of Patent: January 26, 1999
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Yukihiro Shibata, Shigeki Okaguchi, Mitsuhiro Karaki
  • Drive unit for a distributor and a fuel pump
    Patent number: 4214568
    Abstract: A drive unit for driving both a distributor and a fuel pump, in which a driving gear which is in meshed engagement with a driven gear on a rotating shaft of a distributor is fixed on a drive shaft and formed integrally with a cam which engages an operating lever of a mechanical fuel pump, and a collar is force or press fitted on said cam.
    Type: Grant
    Filed: September 27, 1978
    Date of Patent: July 29, 1980
    Assignee: Toyota Jidosha Kogyo Kabushiki Kaisha
    Inventors: Eiji Ito, Shigeki Okaguchi