Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12331463 | Multi-ply paper products having a first stratified base sheet and a second stratified base sheet | Peter G. Anderson, Frank D. Harper | 2025-06-17 |
| 11781270 | Methods of making multi-ply fibrous sheets | Peter G. Anderson, Frank D. Harper | 2023-10-10 |
| 11578460 | Papermaking belts having offset openings, papermaking processes using belts having offset openings, and paper products made therefrom | Daniel H. Sze, Frank D. Harper, Kevin Aaron Hawkins, Eric J. Lepp, Vipul Kumar +1 more | 2023-02-14 |
| 11035078 | Low lint multi-ply paper products having a first stratified base sheet and a second stratified base sheet | Peter G. Anderson, Frank D. Harper | 2021-06-15 |