Patents by Inventor Yukimasa Shimizu

Yukimasa Shimizu 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).

  • Rubber composition having low friction
    Patent number: 5208293
    Abstract: A rubber composition having low friction is proposed which contains a thermoplastic fluororesin, a thermosetting fluororubber and a low-molecular weight fluorine-containing polymer.
    Type: Grant
    Filed: October 26, 1990
    Date of Patent: May 4, 1993
    Assignee: NTN Engineering Plastics Corporation
    Inventors: Yoshio Oki, Kazutoshi Sugitani, Takeo Kaneko, Yukimasa Shimizu, Hidetsugu Yagi