Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5233834 | Piezo-actuator's displacement magnifying mechanism | — | 1993-08-10 |
| 5160161 | Working fluid circuit with line pressure control for vehicle active suspension system | Kazunobu Kawabata | 1992-11-03 |
| 5156645 | Working fluid circuit for active suspension system with surge suppression during fail-safe mode operation | Hideki Tsuchiya | 1992-10-20 |
| 5054808 | Working fluid circuit for active suspension system with surge suppressive feature | — | 1991-10-08 |
| 5055341 | Composite molded articles and process for producing same | Katsuhiko Yamaji, Masahiko Ishida | 1991-10-08 |
| 5042832 | Proportioning valve assembly and actively controlled suspension system utilizing the same | Kenro Takahashi, Naohiko Inoue | 1991-08-27 |
| 4982979 | Active suspension system with enhanced response characteristics hydraulic circuit | Yohsuke Akatsu, Naoto Fukushima, Yukio Fukunaga, Itaru Fujimura, Masaharu Satoh +2 more | 1991-01-08 |
| 4973079 | Actively controlled suspension system with working fluid circuit performing fail-safe operation in response to failure of control | — | 1990-11-27 |
| 4948165 | Proportioning valve assembly for an actively controlled suspension system | Kenro Takahashi, Naohiko Inoue | 1990-08-14 |
| 4923547 | Process for producing composite molded articles from nonwoven mat | Katsuhiko Yamaji, Masahiko Ishida | 1990-05-08 |
| 4919440 | Actively controlled suspension system for automotive vehicle with fail-safe system in response to failure of electric circuitry | — | 1990-04-24 |
| 4834313 | Emergency locking retractor | — | 1989-05-30 |
| 4749143 | Retractor with both emergency and automatic locking mechanisms | Katsuo Takiura | 1988-06-07 |
| 4747562 | Retractor with both emergency and automatic locking mechanisms | Katsuo Takiura | 1988-05-31 |
| 4726541 | Emergency locking retractor | Kazumi Hirata | 1988-02-23 |
| 4651947 | Tension locking mechanism of a retractor | — | 1987-03-24 |
| 4564155 | Emergency locking type retractor provided with a take-up force locking mechanism | — | 1986-01-14 |
| 4506845 | Tension locking mechanism of a retractor | — | 1985-03-26 |