Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5023928 | Apparatus for reducing the current drain on the sacrificial anode in a water heater | Timothy H. Houle | 1991-06-11 |
| 4975560 | Apparatus for powering the corrosion protection system in an electric water heater | Timothy H. Houle, Calvin O. Huber, James L. Chevalier | 1990-12-04 |
| 4972066 | Method and apparatus for reducing the current drain on the sacrificial anode in a water heater | Timothy H. Houle | 1990-11-20 |