Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5001417 | Apparatus for measuring electrolytes utilizing optical signals related to the concentration of the electrolytes | John G. Pumphery, Benton A. Durley, III, Paul E. Garrett, Edward G. Pumphrey, Charles L. Davis +1 more | 1991-03-19 |
| 4384925 | Gas sensing unit with automatic calibration method | Joseph R. Stetter, Solomon Zaromb | 1983-05-24 |
| 4329214 | Gas detection unit | Joseph R. Stetter, Donald R. Rutt | 1982-05-11 |