Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11492936 | Crankcase ventilation system with constant restriction in the flow direction and free flow in an opposite direction | Matthew C. Gilmer, David E. Fletcher, Chester E. Duffield, III, David Snow, Joseph Dennis | 2022-11-08 |