Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6099689 | Production of paper and board products with improved retention, drainage and formation | J. Armstrong, R. Jakubowski | 2000-08-08 |
| 6048438 | Method to enhance the performance of polymers and copolymers of acrylamide as flocculants and retention aids | Scott Rosencrance, Shamel M. Shawki, Regina Jakubowski, Jeff F. Lin | 2000-04-11 |
| 6033524 | Selective retention of filling components and improved control of sheet properties by enhancing additive pretreatment | Regina Jakubowski, John R. Armstrong, Scott Rosencrance | 2000-03-07 |
| 5942087 | Starch retention in paper and board production | — | 1999-08-24 |
| 5798023 | Combination of talc-bentonite for deposition control in papermaking processes | John R. Armstrong | 1998-08-25 |