Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6639890 | Optical disk drive for precisely adjusting the intensity of laser light irradiated onto an optical disk | Toshimasa Miura, Yuichi Tsuchimochi, Yasuhiro Fujiwara, Naoyuki Sato, Yoshiyuki Fukuya | 2003-10-28 |
| 5025709 | Tandem type vacuum booster | — | 1991-06-25 |
| 4993038 | Laser devices, laser system including the laser devices and output mirror for the laser system | Noboru Nakano, Naoki Kubota | 1991-02-12 |
| 4905573 | Tanden-type vacuum booster | Tsuyoshi Hatada, Kazuo Miyazaki, Takahiro Hachigo | 1990-03-06 |
| 4594854 | Assembly of vacuum booster and master cylinder | Hiroo Takeuchi, Nobuaki Hachiro | 1986-06-17 |
| 4557179 | Vacuum booster device | Hiroo Takeuchi, Nobuaki Hachiro | 1985-12-10 |
| 4522108 | Vacuum booster device | Hiroo Takeuchi, Nobuaki Hachiro | 1985-06-11 |
| 4434707 | Vacuum type brake booster device for vehicular use | Hiroo Takeuchi, Nobuaki Hachiro | 1984-03-06 |
| 4433614 | Vacuum booster device | Hiroo Takeuchi, Nobuaki Hachiro | 1984-02-28 |
| 4428274 | Vacuum booster device | Hiroo Takeuchi, Nobuaki Hachiro | 1984-01-31 |
| 4416191 | Vacuum booster device | Hiroo Takeuchi, Nobuaki Hachiro | 1983-11-22 |
| 4393749 | Vacuum actuated type booster device | — | 1983-07-19 |