Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5630617 | Horn pad for a steering wheel | — | 1997-05-20 |
| 5193412 | Steering wheel | — | 1993-03-16 |
| 5067367 | Steering wheel | Kouichi Kaga | 1991-11-26 |
| 4808776 | Horn switch mechanism on steering wheel | Minoru Niwa | 1989-02-28 |
| 4789763 | Horn switch system of steering wheel | Atsushi Nagata | 1988-12-06 |
| 4709944 | Steering wheel for vehicles | Suzuaki Hongo, Minoru Niwa, Mitsuru Harata, Ichiro Hirata, Isamu Ito +1 more | 1987-12-01 |