Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |