Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6553946 | Multi-function water heater control device | Anthony W. Abraham | 2003-04-29 |
| 6554322 | Controller valve coupling | Thach Duong, Joseph Raffaelli, Kenneth Minkler | 2003-04-29 |