Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6720889 | Traffic violation warning and traffic violation storage apparatus | Tomokazu Yamaki | 2004-04-13 |
| 5299265 | System for supplying power to a detachable grille of a car stereo | Akira Hayama | 1994-03-29 |