Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12270412 | Blower having a protrusion adjacent the static tap hole | David A. Fisher | 2025-04-08 |
| 12092369 | Combustion air blower with embossed housing | David A. Fisher, Jeffrey Jay Long | 2024-09-17 |
| 11852164 | Blower housing having integral exhaust blower discharge drain section | — | 2023-12-26 |
| 11608836 | Blower housing having integral exhaust blower discharge drain section | — | 2023-03-21 |
| 11499716 | Furnace subassembly, furnace blower and associated method | Jeffrey C. Hutson, Byron D. Glanton, John Sheldon Wagley | 2022-11-15 |
| 11421707 | Blower housing having integral exhaust blower discharge drain section | — | 2022-08-23 |
| 11215380 | Combustion air blower with embossed housing | David A. Fisher, Jeffrey Jay Long | 2022-01-04 |
| 11009037 | Blower housing having integral exhaust blower discharge drain section | — | 2021-05-18 |
| 10590941 | Static pressure tap | David A. Fisher | 2020-03-17 |
| 9651057 | Blower assembly including a noise attenuating impeller and method for assembling the same | — | 2017-05-16 |
| 9546668 | Extended length cutoff blower | — | 2017-01-17 |
| 8591183 | Extended length cutoff blower | — | 2013-11-26 |
| 7985543 | Test for determining blood type in the cat | Niels C. Pedersen, Barbara Bighignoli, Tirri Niini | 2011-07-26 |
| 7861708 | Draft inducer blower mounting feature which reduces overall system vibration | — | 2011-01-04 |
| 7210903 | Lobed joint draft inducer blower | — | 2007-05-01 |
| 7183058 | Carrier tests for albinism in the cat | Donna L. Imes | 2007-02-27 |
| 7182574 | Draft inducer blower with fastener retention | — | 2007-02-27 |
| 7141376 | Carrier tests for polycystic kidney disease in the cat | Robert Grahn, Carolyn A. Erdman | 2006-11-28 |
| RE38977 | Noise reduction motor design and method | Bobby D. Garrison | 2006-02-14 |
| 6929448 | Blower assembly including exhaust restriction device | David A. Fisher | 2005-08-16 |
| 6908281 | Blower housing for furnace blower assembly | Harry L. Stephens | 2005-06-21 |
| 6575696 | Method of sound attenuation in centrifugal blowers | David A. Fisher | 2003-06-10 |
| 6536378 | Apparatus for evacuating condensation from furnace pipe systems | — | 2003-03-25 |
| 6069422 | Noise reduction motor design and method | Bobby D. Garrison | 2000-05-30 |