Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10519602 | Polymer for pitch and stickies deposition control in papermaking | Xiaojin Harry Li, Sergey M. Shevchenko, Robert M. Lowe, David Jordan, Zhengang Zong | 2019-12-31 |
| 8747617 | Controllable filler prefloculation using a dual polymer system | Weiguo Cheng | 2014-06-10 |
| 8647472 | Method of increasing filler content in papermaking | Weiguo Cheng | 2014-02-11 |
| 8645002 | System and method for facilitating and monitoring provisioning of wireless devices | Andrew Mitchell, Iulian Mocanu, Riley Steven Hoyt | 2014-02-04 |
| 8172983 | Controllable filler prefloculation using a dual polymer system | Weiguo Cheng | 2012-05-08 |
| 8088213 | Controllable filler prefloculation using a dual polymer system | Weiguo Cheng | 2012-01-03 |
| 7556714 | Method of operating a papermaking process | Michael R. St. John, James L. Thomas, David I. Weinstein, John M. Hawes, Mary M. Toney | 2009-07-07 |
| 7455751 | Use of alkenyl succinic anhydride compounds derived from symmetrical olefins in internal sizing for paper production | William J. Ward, Krzysztof Andruszkiewicz, Timothy McGinnis, Robert W. Novak | 2008-11-25 |
| 7449086 | Use of synthetic metal silicates for decreasing the deposition of contaminants during a papermaking process | Laura M. Sherman, Bruce A. Keiser | 2008-11-11 |
| 7279513 | Preparation of neutralized ethylene-acrylic acid polymer dispersions and use in printing media for improvement of digital toner adhesion | Zhiyi Zhang, Wesley L. Whipple | 2007-10-09 |
| 6709551 | High molecular weight cationic and anionic polymers comprising zwitterionic monomers | Martin J. Coffey, Steven T. Govoni, Arthur James Begala, Jr., Patrick G. Murray | 2004-03-23 |
| 6592718 | Method of improving retention and drainage in a papermaking process using a diallyl-N,N-disubstituted ammonium halide-acrylamide copolymer and a structurally modified cationic polymer | Jane B. Wong Shing, Andrei Zelenev, Jiwei Chen | 2003-07-15 |
| 6562194 | Method of creping paper webs | Sammy Lee Archer, Robert E. Dristas | 2003-05-13 |
| 6277242 | Creping adhesive containing an admixture of PAE resins | Sammy Lee Archer, Robert E. Dristas | 2001-08-21 |
| 5286390 | Method for treating deink wastes using melamine aldehyde-type polymers | Denis E. Hassick | 1994-02-15 |