Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11971196 | Water heater blower assembly having a low exhaust port | Steven W. Post, Jeffrey Jay Long | 2024-04-30 |
| 11306944 | Water heater blower assembly having a low exhaust port | Steven W. Post, Jeffrey Jay Long | 2022-04-19 |
| 11215379 | Water heater blower assembly having a low exhaust port | Steven W. Post, Jeffrey Jay Long | 2022-01-04 |
| 11015836 | Water heater blower assembly having a low exhaust port | Steven W. Post, Jeffrey Jay Long | 2021-05-25 |
| 10823407 | Motor controller for blower in gas-burning appliance and method of use | Paul Steven Mullin | 2020-11-03 |
| 10473108 | Blower motor assembly having air directing surface | Steven W. Post | 2019-11-12 |
| 10443891 | Water heater blower assembly having a low exhaust port | Steven W. Post, Jeffrey Jay Long | 2019-10-15 |
| 9777735 | Blower motor assembly having air directing surface | Steven W. Post | 2017-10-03 |
| 9017011 | Furnace air handler blower with enlarged backward curved impeller and associated method of use | Steven W. Post | 2015-04-28 |
| 8960131 | Water heater having upstream and downstream manifolds | — | 2015-02-24 |
| 8079834 | Exhaust dilution blower housing with remote air intake | — | 2011-12-20 |
| 7604463 | Motor cooling and exhaust diluting blower housing with heat shield and noise muffler | Rex Allen Rothgangel, Joan Teresa Richter, Michael Kennedy | 2009-10-20 |
| RE40818 | Blower housing with maximized interior spacing | — | 2009-07-07 |
| 7290980 | Duct quick connect removable blower housing apparatus | Joan Teresa Richter, Michael Kennedy | 2007-11-06 |
| 6994517 | Furnace blower apparatus with removable housing section fan assembly support | Rex Allen Rothgangel, Joan Teresa Richter, Michael Kennedy | 2006-02-07 |
| 6951241 | Method for cooling a motor in a blower assembly for a furnance | — | 2005-10-04 |
| 6895874 | Furnace blower housing with integrally formed exhaust transition | — | 2005-05-24 |
| 6827560 | Two-piece motor cooling and exhaust diluting blower housing | Rex Allen Rothgangel, Joan Teresa Richter | 2004-12-07 |
| 6595146 | Furnace blower housing with integrally formed exhaust transition | — | 2003-07-22 |
| 6553923 | Blower housing with maximized interior spacing | — | 2003-04-29 |
| 6530346 | Non-dilution air water heater blower | Lyn D. Coones | 2003-03-11 |
| 6511288 | Two piece blower housing with vibration absorbing bottom piece and mounting flanges | — | 2003-01-28 |
| 6511290 | Blower housing with integral exhaust flange | — | 2003-01-28 |
| 6494152 | Stamped blower housing with 4″ transition | — | 2002-12-17 |
| 6435818 | Low vibration blower housing and motor mount | — | 2002-08-20 |