Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4777840 | Steering wheel | Tetsuji Endo | 1988-10-18 |
| 4738157 | Steering wheel | Tatsuro Doi | 1988-04-19 |
| 4655101 | Steering wheel assembly | Tetugi Endo | 1987-04-07 |
| 4625578 | Steering wheel assembly | — | 1986-12-02 |
| 4468978 | Steering wheel with a resin core | Michiyoshi Takahara, Nobuo Saegusa | 1984-09-04 |