Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7326322 | Apparatus and method for degrading a web in the machine direction while preserving cross-machine direction strength | Paul J. Ruthven, Dale T. Gracyalny, Galyn A. Schulz, John R. DeMille, Otto Mogged, III +4 more | 2008-02-05 |
| 6887349 | Apparatus and method for degrading a web in the machine direction while preserving cross-machine direction strength | Paul J. Ruthven, Dale T. Gracyalny, Galyn A. Schulz, John R. DeMille, Otto Mogged, III +4 more | 2005-05-03 |
| 5497959 | Coreless winding method and apparatus | Gary E. Johnson, Joseph A. Blume | 1996-03-12 |