Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6722692 | Falling shock absorbing device for wheelchair | Kiyoshi Fukaya, Mitsuya Uchida, Hidemi Taniuchi, Norihiko Shiratori | 2004-04-20 |
| 4614340 | Smoke emitting game ball | — | 1986-09-30 |