Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5622394 | Corrosion-resistant joint | Dennis C. Soles | 1997-04-22 |
| 5188086 | Exhaust gas recirculation coupler and differential venturi | Delbert L. Adkins, Dennis C. Soles | 1993-02-23 |