Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8425724 | Anionic functional promoter and charge control agent with improved wet to dry tensile strength ratio | Michael Ryan | 2013-04-23 |
| 8097125 | Temporary wet strength system for tissue paper | Michael Ryan, David L. Dauplaise | 2012-01-17 |
| 8070914 | Anionic functional promoter and charge control agent with improved wet to dry tensile strength ratio | Michael Ryan | 2011-12-06 |
| 7736465 | Anionic functional promoter and charge control agent with improved wet to dry tensile strength ratio | Michael Ryan | 2010-06-15 |
| 6939443 | Anionic functional promoter and charge control agent | Michael Ryan, David L. Dauplaise, Michael Lostocco, Robert J. Proverb, David W. Lipp | 2005-09-06 |
| 4880498 | Dry strength resin of amino/aldehyde acid colloid with acrylamide polymer, process for the production thereof and paper produced therefrom | Sewell T. Moore | 1989-11-14 |
| 4845148 | Dry strength resin of amino/aldehyde acid colloid with acrylamide polymer, process for the production thereof and paper produced therefrom | Sewell T. Moore | 1989-07-04 |