Patents by Inventor Nobutsugu Yamazaki

Nobutsugu Yamazaki 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: D323167
    Type: Grant
    Filed: December 7, 1988
    Date of Patent: January 14, 1992
    Assignee: Sony Corporation
    Inventors: Nobutsugu Yamazaki, Kazue Kato