Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5380180 | Apparatus for making pressboard from poly-coated paper using relative movement of facing webs | — | 1995-01-10 |
| 5277572 | Densifier for densifying coated paper | James W. Trent | 1994-01-11 |
| 5137668 | Method for making pressboard from poly-coated paper using relative movement of facing webs | — | 1992-08-11 |
| 4820374 | Roll header platen | — | 1989-04-11 |
| 4810445 | Process for making pressboard from poly-coated paper | Roger Bodén | 1989-03-07 |
| 4716709 | Apparatus and method for roll wrapping with poly-coated paper | Stanley A. Helmer | 1988-01-05 |