Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874299 | High precision pump | Benjamin L. Lopez, Kirby Phillips | 1989-10-17 |
| 4749553 | Breath alcohol detector with improved compensation for environmental variables | Benjamin L. Lopez, Kirby Phillips | 1988-06-07 |
| 4583170 | Portable oilfield fluid management system and method | John A. Carlin, William G. Mesch, Joseph R. Skovrinski, J. Bart Henthorn, David Feldman | 1986-04-15 |
| 4487065 | Storage tank level monitoring apparatus and method therefor | John A. Carlin, William G. Mesch, Randall Thompson, Jr., Tracy R. Stephens | 1984-12-11 |