Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5857750 | Seat device | Takayoshi Kashiwamura, Akira Homma, Nozomu Munemura, Toshimichi Hanai, Kozo Yamaura | 1999-01-12 |
| 5839782 | Torsion-bar equipped vibration absorbing-seat device | Takayoshi Kashiwamura, Akira Homma, Nozomu Munemura, Toshimichi Hanai, Kozo Yamaura | 1998-11-24 |
| 5692727 | Seat device | Takayoshi Kashiwamura, Akira Homma, Nozomu Munemura, Toshimichi Hanai, Kozo Yamaura | 1997-12-02 |