Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8736456 | Gas sensing method and instrument therefor | — | 2014-05-27 |
| 7764186 | Gas sensing method and instrument therefor | — | 2010-07-27 |
| 5897836 | Thermal gas sensing apparatus | Dennis Martell | 1999-04-27 |
| 5351037 | Refrigerant gas leak detector | Dennis Martell | 1994-09-27 |
| 5347223 | Gas leak detector sensing tip with interior concentric bores and corona current generation | Dennis Martell | 1994-09-13 |
| 5184500 | Gas detector | Terry A. Batt | 1993-02-09 |