Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12239934 | Pulse ring assembly for air cleaner systems and methods thereof | Thomas R. Olson, David W. Mulder, Robert R. Levac, Daniel E. Adamek | 2025-03-04 |
| 11826691 | Pulse jet air cleaner systems; evacuation valve arrangements; air cleaner components; and, methods | Thomas R. Olson, Jason DeGuelle | 2023-11-28 |
| 11731072 | Pulse ring assembly for air cleaner systems and methods thereof | Thomas R. Olson, David W. Mulder, Robert R. Levac, Daniel E. Adamek | 2023-08-22 |
| 10967320 | Pulse jet air cleaner systems; components; and, methods | Gary R. Gillingham, Thomas R. Olson, Charles Jensen, Ervin Fuchs, Eugene Wilson +1 more | 2021-04-06 |
| 10675578 | Pulse jet air cleaner systems; evacuation valve arrangements; air cleaner components; and, methods | Thomas R. Olson, Jason DeGuelle | 2020-06-09 |
| 10512870 | Pulse jet air cleaner systems, components, and, methods | Gary R. Gillingham, Thomas R. Olson, Charles Jensen, Ervin Fuchs, Eugene Wilson +1 more | 2019-12-24 |
| 9757673 | Pulse jet air cleaner systems, components, and, methods | Gary R. Gillingham, Thomas R. Olson, Charles Jensen, Ervin Fuchs, Eugene Wilson +1 more | 2017-09-12 |
| 9737837 | Pulse jet air cleaner systems; evacuation valve arrangements; air cleaner components; and, methods | Thomas R. Olson, Jason DeGuelle | 2017-08-22 |
| 9186612 | Pulse jet air cleaner systems; evacuation valve arrangements; air cleaner components; and, methods | Thomas R. Olson, Jason DeGuelle | 2015-11-17 |
| 9108135 | Pulse jet air cleaner systems; components; and, methods | Gary R. Gillingham, Thomas R. Olson, Charles Jensen, Ervin Fuchs, Eugene Wilson +1 more | 2015-08-18 |
| 8951321 | Pulse jet air cleaner components; features; assemblies; and, methods | Gary R. Gillingham | 2015-02-10 |
| 8460442 | Fluted filter media | Wayne M. Wagner, Gary R. Gillingham, Joseph C. Tokar, Daniel T. Risch, Jim C. Rothman +4 more | 2013-06-11 |
| 8444748 | Multistage air cleaner including pulse cleaning system | Gary R. Gillingham, Stan M. Koehler, William J. Krisko, Thomas Miller, Winston E. Olson +2 more | 2013-05-21 |
| 8404021 | Pulse jet air cleaner system; components; and, methods | Gary R. Gillingham, Thomas R. Olson, Charles Jensen, Ervin Fuchs, Eugene Wilson +1 more | 2013-03-26 |
| 8268053 | Fluted filter media | Wayne M. Wagner, Gary R. Gillingham, Joseph C. Tokar, Daniel T. Risch, Jim C. Rothman +4 more | 2012-09-18 |
| 8262762 | Evacuation valve arrangements; pulse jet air cleaner systems using same; and, methods | Thomas R. Olson, Gary R. Gillingham | 2012-09-11 |
| 7927396 | Evacuation value arrangements; pulse jet air cleaner systems using same; and, method | Thomas R. Olson, Gary R. Gillingham | 2011-04-19 |
| 7329326 | Method of making a fluted filter media for air filter | Wayne M. Wagner, Gary R. Gillingham, Joseph C. Tokar, Daniel T. Risch, Jim C. Rothman +4 more | 2008-02-12 |
| 7090711 | Multistage air cleaner including pulse cleaning system | Gary R. Gillingham, Stan M. Koehler, William J. Krisko, Thomas Miller, Winston E. Olson +2 more | 2006-08-15 |
| 6908494 | Multistage air cleaner including pulse cleaning system | Gary R. Gillingham, Stan M. Koehler, William J. Krisko, Thomas Miller, Winston E. Olson +2 more | 2005-06-21 |
| 6872237 | Multistage air cleaner including pulse cleaning system | Gary R. Gillingham, Stan M. Koehler, William J. Krisko, Thomas Miller, Winston E. Olson +2 more | 2005-03-29 |
| 6676721 | Multistage air cleaner including pulse cleaning system | Gary R. Gillingham, Stan M. Koehler, William J. Krisko, Thomas Miller, Winston E. Olson +2 more | 2004-01-13 |
| 6213146 | Valve assembly for preventing liquid ingestion and methods | Daniel T. Risch, Gary R. Gillingham, Wayne M. Wagner, Joseph C. Tokar, Bernard A. Matthys +1 more | 2001-04-10 |
| 6209559 | Valve assembly for preventing liquid ingestion and methods | Daniel T. Risch, Gary R. Gillingham, Wayne M. Wagner, Joseph C. Tokar, Bernard A. Matthys +1 more | 2001-04-03 |
| 6009898 | Valve assembly for preventing liquid ingestion and methods | Daniel T. Risch, Gary R. Gillingham, Wayne M. Wagner, Joseph C. Tokar, Bernard A. Matthys +1 more | 2000-01-04 |