Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5045037 | Friction stepless speed change device | Kikuzo Takamiya, Kiyofumi Hirai | 1991-09-03 |
| 5030183 | Friction stepless speed change device | Kikuzo Takamiya, Kiyofumi Hirai | 1991-07-09 |
| 4934205 | Stepless speed change device | Kikuzo Takamiya, Kiyofumi Hirai | 1990-06-19 |
| 4920827 | Stepless speed change device | Kikuzo Takamiya, Yoichi Shibayama, Ritsuo Nishimura, Kiyofumi Hirai, Hiromitsu Serizawa | 1990-05-01 |
| 4769514 | Lead alloy foil for laminated tape | Tadayuki Uematsu, Teruo Fukuda, Tomohiro Toda, Atsushi Mori, Keizo Kasahara | 1988-09-06 |
| 4591027 | Band brake assembly for bicycle | Kikuzo Takamiya | 1986-05-27 |
| 4325995 | Method and an apparatus for thin film formation | Shizuo Ishitani, Takashi Shigemura | 1982-04-20 |