Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888696 | Actively controlled automotive suspension system with acceleration and angular velocity dependent anti-pitching and/or anti-rolling feature | Yohsuke Akatsu, Naoto Fukushima, Sunao Hano, Masaharu Satoh | 1989-12-19 |
| 4878557 | Auxiliary steering system for wheeled vehicle | Yasuji Shibahata, Yasumasa Tsubota, Takaaki Uno, Yuji Okuyama | 1989-11-07 |
| 4872701 | Acitively controlled automotive suspension system with adjustable response characteristics in pitching-suppressive control | Yohsuke Akatsu, Naoto Fukushima, Sunao Hano, Masaharu Satoh | 1989-10-10 |
| 4865347 | Actively controlled suspension system with anti-roll control | Naoto Fukushima, 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, Naoto Fukushima, Yohsuke Akatsu, Hiroshi Yamanaka | 1989-09-12 |
| 4848790 | Hydraulic pressure supply system variable of pressure supply rate depending upon driving condition of automotive vehicle | Yoshiki Tsuda, Naoto Fukushima, Yohsuke Akatsu, Sunao Hano, Masaharu Sato | 1989-07-18 |