Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9389020 | Device and method for monitoring a heating appliance | Robert C. Ewell, Jr., Douglas L. Garmany, Charles T. Kelly | 2016-07-12 |
| 8921743 | Device and method for monitoring a heating appliance | Robert C. Ewell, Jr., Douglas L. Garmany, Charles T. Kelly | 2014-12-30 |
| 8610036 | Device and method for monitoring a heating appliance | Robert C. Ewell, Jr., Douglas L. Garmany, Charles T. Kelly | 2013-12-17 |