Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7124002 | Tire air pressure abnormality warning device and method | Kouichi Yamamoto | 2006-10-17 |
| 6849817 | Switching device including stopper surface-mounted on printed circuit board | Hideki Ueno, Koichi Yamamoto | 2005-02-01 |