Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11181281 | Multi-stage hood filter system | — | 2021-11-23 |
| 11156368 | Range exhaust hood cleaning system | — | 2021-10-26 |
| D910161 | Multi-stage filter | — | 2021-02-09 |
| 10845130 | Heat recovery system for commercial kitchen cooking appliances | — | 2020-11-24 |
| 10512869 | Multi-stage hood filter system | — | 2019-12-24 |
| D837965 | Multi-stage filter | — | 2019-01-08 |
| 9732966 | Multi-stage hood filter system | — | 2017-08-15 |
| 8857424 | Exhaust hood with adjustable supply air containment air streams and air curtains | — | 2014-10-14 |
| D634419 | Internally adjustable damper | — | 2011-03-15 |
| 6394083 | Adjustable ventilator cartridge filter | — | 2002-05-28 |
| 5960786 | Adjustable cartridge filter for cartridge ventilator | — | 1999-10-05 |