Issued Patents All Time
Showing 51–64 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4865347 | Actively controlled suspension system with anti-roll control | Yukio Fukunaga, Yohsuke Akatsu, Sunao Hano, Masaharu Satoh | 1989-09-12 |
| 4865348 | Actively controlled automotive suspension system with line pressure control under low fluid source pressure | Sunao Hano, Yukio Fukunaga, Yohsuke Akatsu, Hiroshi Yamanaka | 1989-09-12 |
| 4848790 | Hydraulic pressure supply system variable of pressure supply rate depending upon driving condition of automotive vehicle | Yukio Fukunaga, Yoshiki Tsuda, Yohsuke Akatsu, Sunao Hano, Masaharu Sato | 1989-07-18 |
| 4801155 | Actively controlled automotive suspension system with adjustable rolling-stability | Hirotsugu Yamaguchi, Yohsuke Akatsu | 1989-01-31 |
| 4702490 | Positively controller automotive suspension system | Hirotsugu Yamaguchi, Yohsuke Akatsu, Sunao Hano | 1987-10-27 |
| 4693491 | Suspension system | Yousuke Akatsu, Hirotsugu Yamaguchi, Sunao Hano, Masaru Sugino, Shin Takehara +1 more | 1987-09-15 |
| 4650170 | Vibration-proofing device | — | 1987-03-17 |
| 4562997 | Shock absorber assembly for automotive vehicle suspension | Kazuro Iwata, Toji Takemura | 1986-01-07 |
| 4515252 | Piston stroke responsive vortex-flow shock absorber | Kunihiko Hidaka, Kazuro Iwata | 1985-05-07 |
| 4502575 | Shock absorber | Kazuroh Iwata, Kunihiko Hidaka | 1985-03-05 |
| 4457409 | Vortex shock absorber with absorbing force relief means | Kazuroh Iwata, Kunihiko Hidaka | 1984-07-03 |
| 4442925 | Vortex flow hydraulic shock absorber | Kazuroh Iwata, Kunihiko Hidaka, Keiichiro Yabuta | 1984-04-17 |
| 4418802 | Shock absorber | Kazuroh Iwata, Kunihiko Hidaka | 1983-12-06 |
| 4407397 | Shock absorber with pressure-relief mechanism | Kunihiko Hidaka, Kazuroh Iwata | 1983-10-04 |