Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8656873 | Oil control valve assembly for engine cam switching | Robert D. Keller, Gerrit V. Beneker, Robert Boychuk | 2014-02-25 |
| 8302570 | Oil control valve assembly for engine cam switching | Robert D. Keller, Gerrit V. Beneker, Robert Boychuk | 2012-11-06 |