Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7516720 | Flammable vapor sensing control for a water heater | Donald E. Donnelly, Thomas P. Buescher | 2009-04-14 |
| 7032542 | Apparatus and methods for controlling a water heater | Donald E. Donnelly, Thomas P. Buescher | 2006-04-25 |
| 6073649 | Adjustable flow limiter | — | 2000-06-13 |