Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5836641 | Structure of absorbing impact energy using interior material of automobile | Tatsuya Sugamoto, Suga Hitoshi, Masaya Kubo | 1998-11-17 |
| 5660426 | Structure of absorbing impact energy using interior material of automobile | Shigemi Sugimori, Tatsuya Sugamoto, Hitoshi Suga, Masaya Kubo, Hiroshi Shimasaki | 1997-08-26 |