Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11718697 | Multi-stage latex particles with peg in outer stage | Cristian Grigoras, Yong Yang, Richard Geurtsen | 2023-08-08 |
| 11639406 | Acrylic resin with internal plasticizer | Richard Geurtsen, Yong Yang, Wilbur Mardis | 2023-05-02 |