Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9335057 | Real-time control of exhaust flow | Rick A. Bagwell, Andrey V. Livchak | 2016-05-10 |
| D751684 | Recirculating hood | Christian Hirschmann | 2016-03-15 |
| 9239169 | Low profile exhaust hood | Andrey V. Livchak, Rick A. Bagwell, Darrin W. Beardslee | 2016-01-19 |
| 9194592 | Energy recovery devices, systems, and methods | Fuoad A. Parvin, Andrey V. Livchak | 2015-11-24 |
| 9188354 | Control of exhaust systems | Andrey V. Livchak, Rick A. Bagwell, Darrin W. Beardslee | 2015-11-17 |
| 9134036 | Oven exhaust hood methods, devices, and systems | Rick A. Bagwell, Andrey V. Livchak, Philip J. Meredith, Andrew C. Faller, Darrin W. Beardslee | 2015-09-15 |
| 9011215 | Control of exhaust systems | Andrey V. Livchak, Rick A. Bagwell, Darrin W. Beardslee | 2015-04-21 |
| D718979 | Oven hood | Andrew C. Faller | 2014-12-09 |
| 8487776 | Duct grease deposit detection devices, systems, and methods | Andrey V. Livchak | 2013-07-16 |
| 8444462 | Control of exhaust systems | Andrey V. Livchak, Rick A. Bagwell, Darrin W. Beardslee | 2013-05-21 |
| 8398928 | Fume treatment method and apparatus using ultraviolet light to degrade contaminants | Rick A. Bagwell, Darrin W. Beardslee, Andrey V. Livchak | 2013-03-19 |
| 8038515 | Control of exhaust systems | Andrey V. Livchak, Rick A. Bagwell, Darrin W. Beardslee | 2011-10-18 |
| 8002881 | Fume treatment method and apparatus using ultraviolet light to degrade contaminants | Rick A. Bagwell, Darren Beardslee, Andrey V. Livchak | 2011-08-23 |
| 7993423 | High efficiency grease filter cartridge | Pekka Kyllonen, Rick A. Bagwell, Darrin W. Beardslee, Andrey V. Livchak | 2011-08-09 |
| 7775865 | Set and forget exhaust controller | Andrey V. Livchak | 2010-08-17 |
| 7588617 | High efficiency grease filter cartridge | Pekka Kyllonen, Rick A. Bagwell, Darrin W. Beardslee, Andrey V. Livchak | 2009-09-15 |
| 6899095 | Device and method for controlling/balancing flow fluid flow-volume rate in flow channels | Andrey V. Livchak | 2005-05-31 |