Patents by Inventor Seizi Sugimura

Seizi Sugimura 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).

  • Image forming cartridge
    Patent number: D451125
    Type: Grant
    Filed: January 29, 2001
    Date of Patent: November 27, 2001
    Assignee: Toshiba Tec Kabushiki Kaisha
    Inventors: Tadashi Sugiyama, Seizi Sugimura