Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12172111 | Filter medium and breather filter structure | Robert M. Rogers, Keh B. Dema, Brad E. Kahlbaugh, Chuanfang Yang, Gregory LaVallee +5 more | 2024-12-24 |
| RE50226 | Filter medium and structure | Brad E. Kahlbaugh, Keh B. Dema, Joe Israel, Derek O. Jones, Gregory LaVallee +5 more | 2024-12-03 |
| 11504663 | Filter medium and breather filter structure | Robert M. Rogers, Keh B. Dema, Brad E. Kahlbaugh, Chuanfang Yang, Gregory LaVallee +5 more | 2022-11-22 |
| RE49097 | Filter medium and structure | Brad E. Kahlbaugh, Keh B. Dema, Joe Israel, Derek O. Jones, Gregory LaVallee +5 more | 2022-06-07 |
| 10610813 | Filter medium and breather filter structure | Robert M. Rogers, Keh B. Dema, Brad E. Kahlbaugh, Chuanfang Yang, Gregory LaVallee +5 more | 2020-04-07 |
| RE47737 | Filter medium and structure | Brad E. Kahlbaugh, Keh B. Dema, Joe Israel, Derek O. Jones, Gregory LaVallee +5 more | 2019-11-26 |
| 9795906 | Filter medium and breather filter structure | Robert M. Rogers, Keh B. Dema, Brad E. Kahlbaugh, Chuanfang Yang, Gregory LaVallee +5 more | 2017-10-24 |
| 8021457 | Filter media and structure | Keh B. Dema | 2011-09-20 |
| 7985344 | High strength, high capacity filter media and structure | Keh B. Dema | 2011-07-26 |
| 7314497 | Filter medium and structure | Brad E. Kahlbaugh, Keh B. Dema | 2008-01-01 |
| 7309372 | Filter medium and structure | Brad E. Kahlbaugh, Keh B. Dema | 2007-12-18 |