Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7470411 | Vaporization system | Billy Daniel Hines, Jr., Frank E. Beaty, John F. Berger, Marshall Graham Smith | 2008-12-30 |
| 4541609 | Disconnectable valve motor drive | — | 1985-09-17 |
| 4436278 | Disconnectable valve motor drive | — | 1984-03-13 |