Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5058626 | Hydraulic pressure control valve | Tsuto Sasaki, Yukio Kobayashi, Kouichi Saitoh, Satoshi Hamano, Toshiya Tatumoto | 1991-10-22 |
| 4923170 | Hydraulic pressure control valve | Tsuto Sasaki, Yukio Kobayashi, Koichi Saito, Satoshi Hamano | 1990-05-08 |
| 4618018 | Power steering device for vehicles | Yoshihiko Toshimitsu, Toshitake Kawai, Takashi Ishida | 1986-10-21 |
| 4401180 | Power steering device for vehicles | Masao Nishikawa, Yoshihiko Toshimitsu, Toshihiko Aoyama, Takashi Aoki, Yoichi Sato | 1983-08-30 |
| 4391342 | Steering mechanism for vehicles equipped with power steering system | Masao Nishikawa, Yoshihiko Toshimitsu, Toshihiko Aoyama, Takashi Aoki, Yoichi Sato | 1983-07-05 |
| 4299302 | Power steering device for vehicles | Masao Nishikawa, Yoshihiko Toshimitsu, Toshihiko Aoyama, Takashi Aoki, Yoichi Sato | 1981-11-10 |