Issued Patents All Time
Showing 51–55 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4787650 | Active suspension apparatus | Shunichi Doi, Noboru Sugiura, Yasutaka Hayashi | 1988-11-29 |
| 4700971 | Adjustable hydropneumatic active suspension apparatus | Shunichi Doi, Noboru Sugiura, Yasutaka Hayashi | 1987-10-20 |
| 4700302 | Automatic guidance system for an unmanned vehicle | Hideo Arakawa, Gunji Sugiyama, Koichi Tange, Takero Hongo, Hiroyuki Ohba | 1987-10-13 |
| 4579366 | Active suspension apparatus | Shunichi Doi, Junzo Hasegawa, Yasutaka Hayashi, Hideo Arakawa, Noboru Sugiura | 1986-04-01 |
| 4458526 | Apparatus for measuring tire uniformity | Shunichi Doi, Junzo Hasegawa, Mutsuo Sawa, Yasutaka Hayashi, Kazuo Miki +2 more | 1984-07-10 |