Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7181911 | Plunger type master cylinder | Kazuyoshi Ishikawa, Kazuhisa Taira, Tetsuya Masuda, Minoru Miyahara, Kunio Yanagi | 2007-02-27 |
| 6651429 | Master cylinder | Kazuhisa Taira, Fujio Miyamoto, Yukihiro Honda | 2003-11-25 |
| 5379593 | Liquid pressure source unit for liquid-operated booster | — | 1995-01-10 |
| 5351600 | Hydraulic booster for vehicle | — | 1994-10-04 |
| 5127316 | Pump apparatus with improved coupling between the pump and motor | Hiroshi Ohkuma | 1992-07-07 |
| 5031405 | Hydraulic reservoir of master cyclinder | Toshiyuki Takahashi | 1991-07-16 |
| 4998461 | Two-part plastic piston with excess resin receiving groove | Tomomichi Karasuyama | 1991-03-12 |
| 4957140 | Hydraulic pressure control valve for use with brake master cylinder | — | 1990-09-18 |
| 4813450 | Fluid pressure control valve | Keiji Nakagawa | 1989-03-21 |
| 4671065 | Master cylinder | — | 1987-06-09 |
| 4615175 | Hydraulic reservoir in tandem master cylinder | Toshifumi Nishimura | 1986-10-07 |
| 4540072 | Brake holder | Shoji Suzuki | 1985-09-10 |
| 4514980 | Hydraulic reservoir for tandem master cylinder | — | 1985-05-07 |