Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7500414 | Steering column device for vehicle | Ryuuichi Ishida, Shin Yoshimoto | 2009-03-10 |
| 7350816 | Impact absorbing steering column device | Ryuuichi Ishida, Masaki Tomaru | 2008-04-01 |
| 7322610 | Steering column device for vehicle and method of manufacturing the device | Ryuuichi Ishida, Masaki Tomaru | 2008-01-29 |