Patents by Inventor Tomosuke Itoh

Tomosuke Itoh 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).

  • Volt-ohm-ammeter
    Patent number: D476246
    Type: Grant
    Filed: August 22, 2002
    Date of Patent: June 24, 2003
    Assignee: Kyoritsu Electrical Instruments Works, LTD.
    Inventors: Masamichi Kuramoto, Tomosuke Itoh