Patents by Inventor Seisuke Shirai

Seisuke Shirai 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).

  • Patent number: D401313
    Type: Grant
    Filed: January 7, 1998
    Date of Patent: November 17, 1998
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Yutaka Murakami, Seisuke Shirai