Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8069013 | Water heater monitor/diagnostic display apparatus | Troy E. Trant, Jozef Boros, Walter T. Castleberry | 2011-11-29 |
| 7996182 | Water heater monitor/diagnostic display apparatus | Walter T. Castleberry | 2011-08-09 |