Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12188255 | Compact universal gas pool heater and associated methods | Benjamin Isaac Corn, Vance Elliot Willis | 2025-01-07 |
| 11225807 | Compact universal gas pool heater and associated methods | Benjamin Isaac Corn, Norman Gregory Beaty, Vance Elliot Willis, William J. Roy | 2022-01-18 |
| 9707499 | Vertical slide backwash valve | Vance Elliot Willis, Benjamin Isaac Corn, Kenneth Harvey Durham | 2017-07-18 |
| 9353998 | Header for a heat exchanger | Vance Elliot Willis | 2016-05-31 |
| 7971603 | Header for a heat exchanger | Vance Elliot Willis | 2011-07-05 |