Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11274639 | Engine intake manifold with internal ribs | John Carl Lohr | 2022-03-15 |
| 11118547 | Systems for intake manifold secondary gas distribution | John Carl Lohr | 2021-09-14 |
| 10330059 | Vacuum system and method for operation of a vacuum system | John Carl Lohr | 2019-06-25 |
| 10012187 | Charge motion control valve | John Carl Lohr | 2018-07-03 |
| 9458744 | Engine with external cam lubrication | Theodore Beyer, Forest Heggie, Jonathan Denis Crowe, Ramon Michael Lee | 2016-10-04 |