Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6221798 | Method for producing laminated webs | Xiang Yu, George Karles, Narendra R. Srivatsa | 2001-04-24 |
| 6068732 | Multi-ply paperboard with improved stiffness | Robert F. Cassidy, Dennis J. Kerstanski, Robert V. Mahony | 2000-05-30 |
| 5916417 | Method of making multi-ply paperboard sheet having layers of different fiber properties | Robert F. Cassidy, Dennis J. Kerstanski, Robert V. Mahony | 1999-06-29 |