Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11198083 | Filter cartridges; air cleaner assemblies; housings; features; components; and, methods | Scott M. Brown, Robert D. Johnston, Matthew A. Kalis, Richard P. Manahan | 2021-12-14 |
| 11097215 | Assemblies; components and filter features thereof; and, methods of use and assembly | Richard Osendorf, Benny K. Nelson, Joseph Einberger | 2021-08-24 |
| 11090599 | Filter systems, elements and methods with short-range wireless tracking features | Danny W. Miller | 2021-08-17 |