Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8707759 | Flue gas sensor with water barrier member | Daniel J. Dempsey | 2014-04-29 |
| 8662885 | Method and apparatus for emissions detection in a combustion appliance | Hall Virgil, Jr. | 2014-03-04 |