Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9840810 | Method of increasing paper bulk strength by using a diallylamine acrylamide copolymer in a size press formulation containing starch | David J. Castro, Mei Liu | 2017-12-12 |
| 9702086 | Method of increasing paper strength using an amine containing polymer composition | David J. Castro, Mei Liu | 2017-07-11 |
| 9567708 | Wet end chemicals for dry end strength in paper | Weiguo Cheng, Mei Liu, Gary S. Furman | 2017-02-14 |