Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4712505 | Combination hazardous liquid and water sensor | — | 1987-12-15 |
| 4682156 | Solvent detector | — | 1987-07-21 |
| D282247 | Fluid level monitor | Mark Faris, John A. Miller | 1986-01-21 |
| 4461172 | Well monitoring, controlling and data reducing system | Charles B. McKee, Jr., Duane B. McKee | 1984-07-24 |