Issued Patents 2023
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11813559 | Interlocked stable filter assembly | Scott W. Schwartz, Gregory K. Loken, Jessie A. Knight, Dane P. Miller | 2023-11-14 |
| 11773812 | Curved seal on filter element and protective seal mold | Scott G. Manke | 2023-10-03 |
| 11633684 | Interlock for genuine filter recognition | Sonal Laxman Chirme, Erica C. Clark-Heinrich, Matthew Louison, Ken Tofsland, Terry W. Shults +1 more | 2023-04-25 |
| 11583790 | Filter with electrical signature anti-counterfeiting feature | J. Bruce Schelkopf | 2023-02-21 |
| 11547965 | Curved lobed seal lock air filter system | Ken Tofsland, Scott G. Manke, Wesley J. Martin, Benjamin L. Scheckel, Joseph Appelhans +1 more | 2023-01-10 |