Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10006170 | Aldehyde-functionalized polymers for paper strength and dewatering | Herman Mark Grimm, Mei Liu | 2018-06-26 |
| 9951475 | Wet end chemicals for dry end strength in paper | Weiguo Cheng, Mei Liu, Gary S. Furman | 2018-04-24 |
| 9920482 | Method of increasing paper strength | Bradley Benz, Paul Richardson, James L. Thomas, Mei Liu | 2018-03-20 |