Issued Patents All Time
Showing 1–25 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12239930 | Filter media with improved dust loading | Gregory S. Tronnes, Aflal Rahmathullah | 2025-03-04 |
| 12172111 | Filter medium and breather filter structure | Keh B. Dema, Brad E. Kahlbaugh, Linda M. Olson, Chuanfang Yang, Gregory LaVallee +5 more | 2024-12-24 |
| RE50226 | Filter medium and structure | Brad E. Kahlbaugh, Keh B. Dema, Linda M. Olson, Joe Israel, Derek O. Jones +5 more | 2024-12-03 |
| 12017177 | Filtration media pack, filter element, and methods | Gary J. Rocklitz, Daniel E. Adamek, Ming Ouyang, Anitha M. Mathew | 2024-06-25 |
| 11821119 | High temperature treated media | Daniel Little, Derek O. Jones, Keh B. Dema | 2023-11-21 |
| 11612845 | Air filtration media pack, filter element, air filtration media, and methods | Gary J. Rocklitz, Ming Ouyang, Anitha M. Mathew | 2023-03-28 |
| 11504663 | Filter medium and breather filter structure | Keh B. Dema, Brad E. Kahlbaugh, Linda M. Olson, Chuanfang Yang, Gregory LaVallee +5 more | 2022-11-22 |
| RE49097 | Filter medium and structure | Brad E. Kahlbaugh, Keh B. Dema, Linda M. Olson, Joe Israel, Derek O. Jones +5 more | 2022-06-07 |
| 11298645 | Filtration media pack, filter element, and methods | Gary J. Rocklitz, Daniel E. Adamek, Ming Ouyang, Anitha M. Mathew | 2022-04-12 |
| 11180876 | High temperature treated media | Daniel Little, Derek O. Jones, Keh B. Dema | 2021-11-23 |
| 10786774 | Air filtration media pack, filter element, air filtration media, and methods | Gary J. Rocklitz, Ming Ouyang, Anitha M. Mathew | 2020-09-29 |
| 10610812 | Filter media pack, filter assembly, and method | Giancarlo M. Izzi, Brad E. Kahlbaugh, Timothy O. Winters, Keith Alderson | 2020-04-07 |
| 10610813 | Filter medium and breather filter structure | Keh B. Dema, Brad E. Kahlbaugh, Linda M. Olson, Chuanfang Yang, Gregory LaVallee +5 more | 2020-04-07 |
| 10525397 | Filtration media pack, filter element, and methods | Gary J. Rocklitz, Daniel E. Adamek, Ming Ouyang, Anitha M. Mathew | 2020-01-07 |
| RE47737 | Filter medium and structure | Brad E. Kahlbaugh, Keh B. Dema, Linda M. Olson, Joe Israel, Derek O. Jones +5 more | 2019-11-26 |
| 10105624 | Filter media pack, filter assembly, and method | Giancarlo M. Izzi, Brad E. Kahlbaugh, Timothy O. Winters, Keith Alderson | 2018-10-23 |
| 9795906 | Filter medium and breather filter structure | Keh B. Dema, Brad E. Kahlbaugh, Linda M. Olson, Chuanfang Yang, Gregory LaVallee +5 more | 2017-10-24 |
| 9517430 | Air filtration media pack, filter element, air filtration media, and methods | Gary J. Rocklitz, Ming Ouyang, Anitha M. Mathew | 2016-12-13 |
| 9433884 | Filtration media pack, filter element, and methods | Gary J. Rocklitz, Daniel E. Adamek, Ming Ouyang, Anitha M. Mathew | 2016-09-06 |
| 8734557 | Air filtration media pack, filter element, air filtration media, and methods | Gary J. Rocklitz, Ming Ouyang, Anitha M. Mathew | 2014-05-27 |
| 8641796 | Filter medium and breather filter structure | Keh B. Dema | 2014-02-04 |
| 8545589 | Filtration media pack, filter element, and methods | Gary J. Rocklitz, Daniel E. Adamek, Ming Ouyang, Anitha M. Mathew | 2013-10-01 |
| 8512435 | Filter medium and breather filter structure | Keh B. Dema | 2013-08-20 |
| 8460424 | Aerosol separator; and method | Brad E. Kahlbaugh, Paul L. Kojetin, Keh B. Dema | 2013-06-11 |
| 8404014 | Aerosol separator | Joseph Israel, Eugene F Dunn, III, Keh B. Dema, Paul L. Kojetin, Lorraine Keating-Klika | 2013-03-26 |