Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5370411 | Bicycle frame assembly | Nobuaki Shimada, Akira Dohi, Kazuyoshi Eshima | 1994-12-06 |
| 5253890 | Bicycle frame | Hiroshi Todoroki, Masazumi Shimizu | 1993-10-19 |
| 5163884 | Friction-type stepless speed change device | Yoshitaka Tamura, Nobuaki Shimada, Kiyofumi Hirai | 1992-11-17 |
| 5115159 | Built-in generator for bicycle | Ritsuo Nishimura | 1992-05-19 |
| 5045037 | Friction stepless speed change device | Yoshitaka Tamura, Kiyofumi Hirai | 1991-09-03 |
| 5030183 | Friction stepless speed change device | Yoshitaka Tamura, Kiyofumi Hirai | 1991-07-09 |
| 4934205 | Stepless speed change device | Yoshitaka Tamura, Kiyofumi Hirai | 1990-06-19 |
| 4920827 | Stepless speed change device | Yoshitaka Tamura, Yoichi Shibayama, Ritsuo Nishimura, Kiyofumi Hirai, Hiromitsu Serizawa | 1990-05-01 |
| 4838122 | Speed change device for bicycle | Sadao Mabuchi, Kazuhiro Inoue | 1989-06-13 |
| 4732054 | Stepless speed change device | Masakazu Inaba, Kunitoshi Kozakae, Mitsuo Tanaka | 1988-03-22 |
| 4712450 | Stepless speed change device | Hideyuki Ishibashi, Kunitoshi Kozakae | 1987-12-15 |
| 4697469 | Stepless speed change device | Hideyuki Ishibashi, Kunitoshi Kozakae | 1987-10-06 |
| 4682509 | Adjustable handlebar for bicycle | Hideyuki Ishibashi | 1987-07-28 |
| 4591027 | Band brake assembly for bicycle | Yoshitaka Tamura | 1986-05-27 |
| 4541648 | Bicycle frame | Hiroshi Todoroki | 1985-09-17 |
| 4484756 | Blank tube and main frame for two-wheeled vehicle | Hiroshi Todoroki, Shuichi Taniguchi | 1984-11-27 |
| 4460191 | Foldable bicycle frame | Hideyuki Ishibashi | 1984-07-17 |
| 4460192 | Frame for folding bicycle | Hideyuki Ishibashi | 1984-07-17 |