Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6925899 | Hollow steering rack bar and its manufacturing method | — | 2005-08-09 |
| 6289710 | Method of manufacturing a hollow rack bar | — | 2001-09-18 |
| 6176147 | Power steering apparatus | — | 2001-01-23 |
| 6039334 | Rack and pinion steering device | — | 2000-03-21 |
| 5115879 | Centering device for a servo valve of a power steering device | Yoshihito Imura | 1992-05-26 |
| 4768554 | Control valve | Kunio Takeuchi, Masaaki Kato, Kideo Kominami | 1988-09-06 |