Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11202982 | Air filter condition sensing | Jonathan B. Arthur, Karl W. Bloedorn, Gene B. Portelli, Dennis M. Glass, Michael A. Meis +5 more | 2021-12-21 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11202982 | Air filter condition sensing | Jonathan B. Arthur, Karl W. Bloedorn, Gene B. Portelli, Dennis M. Glass, Michael A. Meis +5 more | 2021-12-21 |