Patents by Inventor Tetuya Sato

Tetuya Sato 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).

  • Electric lamp
    Patent number: D334243
    Type: Grant
    Filed: March 19, 1991
    Date of Patent: March 23, 1993
    Assignee: Moriyama Sangyo Kabushiki Kaisha
    Inventors: Masato Higano, Masakazu Yanagiya, Tetuya Sato, Munehiko Yanagida