Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6672460 | Vibrating screen assembly with integrated gasket and frame | Russell Riddle | 2004-01-06 |
| 6543621 | Integrated gasket and screen frame | Russell Riddle | 2003-04-08 |
| 6439392 | Vibrating screen assembly with tubular frame | — | 2002-08-27 |
| 6305549 | Vibrating screen assembly of dissimilar materials | Russell Riddle, Bill Howard | 2001-10-23 |
| 6269954 | Seal for adjoining screen assemblies in vibrating machinery | — | 2001-08-07 |
| 5967336 | Vibrating screen assembly with improved frame | Robert E. Norman, Richard W. Von Drehle | 1999-10-19 |
| 5944197 | Rectangular opening woven screen mesh for filtering solid particles | Robert E. Norman | 1999-08-31 |
| 5927511 | Flat screen panel for crowned deck vibrating shaker | Russell Riddle | 1999-07-27 |