Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9685016 | System and method for providing access to a defined space | Douglas Lamar Weldon, Tony Randolph | 2017-06-20 |
| 6237625 | Dual plate check valve | — | 2001-05-29 |
| 5941204 | Heating and pressurization system for liquid-cooled engines | — | 1999-08-24 |