Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9353830 | Link-plate chain for continuously variable transmission | Takashi Nakamura | 2016-05-31 |
| 9021851 | Method of manufacturing pulley cover in continuously variable transmission | Souichirou Sumida, Toru Yagasaki, Yukio Yuzawa, Kazuhiko Isoe | 2015-05-05 |
| 6763743 | Flywheel device for prime mover | Naoto Watanabe, Makoto Sumi, Hiroshi Saotome | 2004-07-20 |
| 6655232 | Hydraulic controller for transmission | Atsushi Fujikawa, Yukihiko Fukushima, Makoto Sumi, Mitsuro Ohtaki, Katsuyuki Narai +2 more | 2003-12-02 |