Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE40720 | Fabric support element for a papermaking machine | Richard Pitt, Roy Van Essen, Karl Lemme, Vaughn Wildfong | 2009-06-09 |
| 7005040 | Fabric support element for a papermaking machine | Richard Pitt, Roy Van Essen, Karl Lemme, Vaughn Wildfong | 2006-02-28 |
| 4314589 | Duplex forming fabric | Donald G. MacBean | 1982-02-09 |
| 4290209 | Dryer fabric | Donald G. MacBean | 1981-09-22 |