Issued Patents All Time
Showing 76–81 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7263957 | Evaluation method of diagnostic function for variable valve mechanism and evaluation apparatus for variable valve mechanism | Naoki Okamoto | 2007-09-04 |
| 7246582 | Variable valve control apparatus and variable valve controlling method for internal combustion engine | — | 2007-07-24 |
| 7191055 | Evaluation method of diagnostic function for a variable valve mechanism and evaluation apparatus for a variable valve mechanism | — | 2007-03-13 |
| 7159545 | Valve timing control apparatus for internal combustion engine and control method thereof | Kenichi Machida, Masahiko Watanabe, Yoshiyuki Kobayashi | 2007-01-09 |
| 6776130 | Control apparatus of variable valve timing mechanism and method thereof | Kenichi Machida | 2004-08-17 |
| 6684837 | Control apparatus of variable valve timing mechanism and method thereof | — | 2004-02-03 |