Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8167610 | Premix furnace and methods of mixing air and fuel and improving combustion stability | Robert A. Borgeson, Aaron D. Herzon, Allan J. Reifel, Russell W. Hoeffken | 2012-05-01 |
| 5992410 | High-efficiency furnace for mobile homes | Wayne R. Reedy, Raymond P. Hampton, Donita M. Meyer, Kyu S. Hwang | 1999-11-30 |
| 5960787 | Gas appliance combustion systems | Jack Michael Thompson | 1999-10-05 |
| 5860451 | Fluid admixture systems | Wouter J. Wiersma, Bijan Gidanian | 1999-01-19 |
| 5697435 | Heat exchanger systems | George Stickford, Anthony C. De Vuono, Robert E. Hamos | 1997-12-16 |
| 5642724 | Fluid mixing systems and gas-fired water heater | — | 1997-07-01 |
| 5152596 | Articulate cabinet hinges | — | 1992-10-06 |
| 5117233 | Spa and swimming pool remote control systems | Robert E. Hamos | 1992-05-26 |
| 4957160 | Self-clamping baffle for tubular structures | — | 1990-09-18 |
| 4813396 | Methods and apparatus for changing liquid temperature | Jack Sargeant, Attilio G. Giordani | 1989-03-21 |
| 4663613 | Protective system for hot tub water and power supply | Patrick J. Keegan | 1987-05-05 |
| 4470541 | Control system for low mass hydronic boilers | — | 1984-09-11 |
| 4421270 | Electronic temperature control | Patrick J. Keegan | 1983-12-20 |
| 4361274 | Electronic temperature control | Patrick J. Keegan | 1982-11-30 |