Patents by Inventor Nobuyuki Iwase

Nobuyuki Iwase 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).

  • Guitar tuner
    Patent number: D629837
    Type: Grant
    Filed: January 12, 2010
    Date of Patent: December 28, 2010
    Assignee: Seiko Instruments Inc.
    Inventors: Yu Ishihara, Yumi Hayamizu, Hiromi Chida, Nobuyuki Iwase