Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9670800 | Control apparatus and control method for variable valve mechanism | Hirokazu Shimizu | 2017-06-06 |
| 9109472 | Apparatus and method for controlling variable valve mechanism | Kenichi Machida | 2015-08-18 |