Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7946257 | Water heater sealed combustion chamber assembly | Mario Ramos Negrete, Trevor Allen Damron, Hector J. Donastorg | 2011-05-24 |
| 7027723 | Water heater electrical enclosure insert/foam dam | David L. Henderson, Jozef Boros | 2006-04-11 |
| 7013841 | Differently configured fuel-fired water heaters constructed from identical production platforms | Jozef Boros, Subbu Thenappan, Walter T. Castleberry | 2006-03-21 |
| 6917756 | Water heater electrical enclosure insert/foam dam | David L. Henderson, Jozef Boros | 2005-07-12 |
| 6898375 | Water heater electrical enclosure insert/foam dam | David L. Henderson, Jozef Boros | 2005-05-24 |
| 6885816 | Water heater apparatus and associated manufacturing and insulation methods | David L. Henderson, Jozef Boros | 2005-04-26 |
| 6745723 | Water heater heat trap apparatus | David L. Henderson, Jozef Boros | 2004-06-08 |