Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5678515 | Valve timing control apparatus with a disallowing means | Senji Kato, Nobuhisa Ohkawa, Tadahisa Naganawa | 1997-10-21 |
| 5664528 | Valve timing control apparatus with a restricting means | Senji Kato, Nobuhisa Ohkawa, Tadahisa Naganawa | 1997-09-09 |
| 5664529 | Valve timing control apparatus with an initializing means | Senji Kato, Nobuhisa Ohkawa, Tadahisa Naganawa | 1997-09-09 |
| 5626109 | Valve timing control apparatus for engine | Senji Kato, Nobuhisa Ohkawa | 1997-05-06 |
| 5623896 | Valve timing control apparatus for engine | Senji Kato, Nobuhisa Ohkawa, Tadahisa Naganawa | 1997-04-29 |