Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10253664 | Passive exhaust valve assembly with overlapping slip joint and method of forming and installation | Robert Leroy Middleton, Jr., Justin Middleton, Bradley B. Walworth, Stephen M. Thomas, Larry J. Geer | 2019-04-09 |
| 10180092 | Flutter dampened exhaust valve | Larry J. Geer, Stephen M. Thomas, William E. Hill | 2019-01-15 |