Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5864485 | Gridlock detection and alleviation for pneumatic carrier systems | Jeffrey Scott Hawthorne, David M. Dillon, Gregory Richard Chaney | 1999-01-26 |
| 4874299 | High precision pump | Steven A. Beard, Kirby Phillips | 1989-10-17 |
| 4749553 | Breath alcohol detector with improved compensation for environmental variables | Steven A. Beard, Kirby Phillips | 1988-06-07 |
| 4551719 | Oil field lease management and security system and method therefor | John A. Carlin, William G. Mesch, William L. Mobeck, Randall Thompson, Jr., Jules B. Henthorn | 1985-11-05 |