Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888322 | Recording material containing leuco dye | Toru Harada | 1989-12-19 |
| 4886136 | Motor-driven type power assisted steering control apparatus | Hajime Kozuka, Mitsuharu Morishita, Shinichi Kohge | 1989-12-12 |
| 4862982 | Torque detector for motor-driven power steering system | Yasuaki Hata, Hajime Kozuka, Kazuo Mitarai | 1989-09-05 |
| 4839333 | Recording material containing leuco dye | Toru Harada, Kozo Sato | 1989-06-13 |
| 4830137 | Motor-driven type power assisted steering control apparatus | Minoru Tatemoto, Mitsuharu Morishita, Shinichi Kohge | 1989-05-16 |