Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6592533 | Air massager | Shoji Hoshino, Hiroaki Kobayashi | 2003-07-15 |
| 5909781 | Power-assisting device for a bicycle and a bicycle equipped with the same | Atsushi Takayama | 1999-06-08 |