Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6554730 | Auxiliary device for bicycle with traction roller type gear | Ryoichi Otaki, Hisashi Machida, Atsushi Ozawa | 2003-04-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6554730 | Auxiliary device for bicycle with traction roller type gear | Ryoichi Otaki, Hisashi Machida, Atsushi Ozawa | 2003-04-29 |