Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10704802 | Water heating apparatus with parallel heat exchangers | — | 2020-07-07 |
| 10627170 | Fibonacci optimized radial heat transfer | Kyle T. Morgan | 2020-04-21 |
| 10030887 | Water heating apparatus with parallel heat exchangers | — | 2018-07-24 |
| 9581333 | Igniter assembly and method for operating | Craig E. Evans, Hakan Bjornson | 2017-02-28 |
| 9175853 | Water heating system with oxygen sensor | Hakan Bjornson | 2015-11-03 |
| 6445880 | Water heating system with automatic temperature control | Philip Hollander | 2002-09-03 |
| 6435862 | Modulating fuel gas burner | Janos Pados | 2002-08-20 |