Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5370411 | Bicycle frame assembly | Kikuzo Takamiya, Akira Dohi, Kazuyoshi Eshima | 1994-12-06 |
| 5163884 | Friction-type stepless speed change device | Kikuzo Takamiya, Yoshitaka Tamura, Kiyofumi Hirai | 1992-11-17 |
| 4579360 | Foldable bicycle frame | Ritsuo Nishimura | 1986-04-01 |