Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5843390 | Method of using a catalytic filter | Marc Plinke, Robert L. Sassa, William P. Mortimer, Jr. | 1998-12-01 |
| 5620669 | Catalytic filter material and method of making same | Marc Plinke, Robert L. Sassa, William P. Mortimer, Jr. | 1997-04-15 |