Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10184690 | Condensing water heater and condensation control system | Jonathan Gourlie | 2019-01-22 |
| 8807093 | Water heater with multiple heat exchanging stacks | — | 2014-08-19 |
| 8367163 | Enamel flow coating process and apparatus | Mutubwa K. Kahite, Peter Jonathan Davis, Mark L. Kallas, Randall E. Malson, Edward A. Goehring | 2013-02-05 |
| 7836856 | Water heater with condensing flue | Terrence J. Mullen | 2010-11-23 |
| 7527714 | Water heater anode and mounting fixture | Mutubwa K. Kahite | 2009-05-05 |
| 6957629 | Water heater flue with improved heat transfer | Donovan J. Wright | 2005-10-25 |