Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4759231 | Steering wheel core structure | Yoshinori Akiyama | 1988-07-26 |
| 4633731 | Steering system equipped with steering wheel center pad anti-rotation mechanism | — | 1987-01-06 |
| 4602523 | Steering system equipped with anti-rotation mechanism | Michiyoshi Takahara | 1986-07-29 |
| 4598602 | Steering system equipped with steering wheel center pad anti-rotation mechanism | Michiyoshi Takahara | 1986-07-08 |
| 4547655 | Electrically heated steering wheel | Kazuo Inaba, Tomokazu Sugiyama, Tomio Hirata | 1985-10-15 |