Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE37745 | Control system for a water heater | John H. Brandt, Bradley N. Plank | 2002-06-18 |
| 5797358 | Control system for a water heater | John H. Brandt, Bradley N. Plank | 1998-08-25 |