Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5078421 | Pressure control system for suspension | Kouichi Kokubo, Yutaka Iguchi, Toshio Aburaya, Masaki Kawanishi, Takashi Yonekawa +1 more | 1992-01-07 |
| 5071158 | Fluid pressure type active suspension responsive to change of rate of change of vehicle height or change of acceleration of vehicle body | Takashi Yonekawa, Shuuichi Buma, Toshio Aburaya, Masaki Kawanishi, Kouichi Kokubo +2 more | 1991-12-10 |
| 5069475 | Fluid pressure type active suspension having variable performance responsive to front to rear wheel steering angle ratio | Takashi Yonekawa, Shuuichi Buma, Toshio Aburaya, Masaki Kawanishi, Toshiaki Hamada +1 more | 1991-12-03 |
| 5067743 | Pressure control system for suspension | Kouichi Kokubo, Shinichi Tagawa, Masaki Kawanishi, Shuuichi Buma, Takashi Yonekawa +1 more | 1991-11-26 |
| 5042834 | Fluid pressure type active suspension with bypass control for working fluid pressure operative with variable target value | Takashi Yonekawa, Shuuichi Buma, Toshio Aburaya, Masaki Kawanishi, Kouichi Kokubo +1 more | 1991-08-27 |
| 5043893 | Hydraulic active suspension system for a vehicle capable of positively controlling the attitude of vehicle body when heavily loaded | Toshio Aburaya, Shuuichi Buma, Takashi Yonekawa, Masaki Kawanishi, Toshio Onuma +4 more | 1991-08-27 |
| 5031663 | Pressure control valve device | Masahiro Fukuta, Osamu Komazawa, Tsukasa Watanabe, Hiroyuki Ikemoto, Toshio Onuma +1 more | 1991-07-16 |
| 5024459 | Pressure control system for suspension | Kouichi Kokubo, Toshiaki Hamada, Shinichi Tagawa, Nobuyasu Suzumura, Shuuichi Buma +6 more | 1991-06-18 |
| 4973080 | Hydraulic suspension system for a vehicle with less abrupt change in vehicle height when started | Hiroyuki Ikemoto, Shuuichi Buma, Kaoru Ohashi, Toshio Aburaya, Takashi Yonekawa +5 more | 1990-11-27 |