Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4945729 | Tandem master cylinder sleeve | Yoshihiro Nakamura, Hideaki Ishii, Naganori Koshimizu | 1990-08-07 |
| 4774809 | Tandem type master cylinder with pressure proportioning valve deactivated by a slidable actuating member | Masami Aono, Yoshihiro Nakamura, Takashi Ishimaki | 1988-10-04 |
| 4477122 | Hydraulic pressure control valve for automobile braking system | — | 1984-10-16 |
| 4435019 | Brake pressure control valve | — | 1984-03-06 |
| 4418611 | Pneumatic servo booster | Kiyoshi Tateoka | 1983-12-06 |
| 4417500 | Air pressure servomotor | — | 1983-11-29 |
| 4355512 | Reservoir for use with tandem master cylinder | Hitoshi Kubota, Toshiyuki Takahashi | 1982-10-26 |
| 4348866 | Master cylinder | — | 1982-09-14 |
| 4301440 | Level detecting device | Hitoshi Kubota, Hironori Kutsuma | 1981-11-17 |
| 4283993 | Servo booster | Kiyoshi Tateoka, Hiromi Ando | 1981-08-18 |
| 4284308 | Brake pressure control valve | — | 1981-08-18 |
| 4259893 | Fluid pressure operated servomotor | Hiromi Ando, Kiyoshi Tateoka | 1981-04-07 |
| 4219243 | Hydraulic braking pressure control valve | — | 1980-08-26 |