Patents by Inventor Shinichi Nagayama

Shinichi Nagayama 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: D272120
    Type: Grant
    Filed: June 1, 1981
    Date of Patent: January 10, 1984
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Atsushi Sawada, Shinichi Nagayama
  • Patent number: D272979
    Type: Grant
    Filed: October 19, 1981
    Date of Patent: March 13, 1984
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Tsugio Akita, Shinichi Nagayama