Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4442925 | Vortex flow hydraulic shock absorber | Naoto Fukushima, Kazuroh Iwata, Kunihiko Hidaka | 1984-04-17 |
| 4418780 | Method of steering a wheeled vehicle having at least two pairs of steerable road wheels | Hideo Ito | 1983-12-06 |
| 4289329 | Seat belt system | — | 1981-09-15 |