Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5199720 | Split mechanical face seal | Jon J. Radosav, Thomas A. Evans, David M. Dudek, Russell G. Wieser, Brian J. Atwater | 1993-04-06 |
| 5114163 | Split mechanical face seal | Jon J. Radosav, Thomas A. Evans, David M. Dudek, Russell G. Wieser, Brian J. Atwater | 1992-05-19 |