Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7588617 | High efficiency grease filter cartridge | Pekka Kyllonen, Rick A. Bagwell, Darrin W. Beardslee, Derek W. Schrock | 2009-09-15 |
| 7364094 | Method and apparatus for controlling space conditioning in an occupied space | Rick A. Bagwell | 2008-04-29 |
| 7147168 | Zone control of space conditioning system with varied uses | Rick A. Bagwell | 2006-12-12 |
| 6899095 | Device and method for controlling/balancing flow fluid flow-volume rate in flow channels | Derek W. Schrock | 2005-05-31 |
| 6851421 | Exhaust hood with air curtain | Philip J. Meredith | 2005-02-08 |
| 6379240 | Air circulation system for a refrigerated display case and method for ventilating a room space, hall space or a refrigerated division thereof having a refrigerated display case | Jorma Pekkinen, Tuomas Moilanen | 2002-04-30 |