Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10336776 | Invert emulsions made with non-PEG containing silicone based polyhydric emulsifiers | Rick Vrckovnik, Fenbao David Zhang | 2019-07-02 |
| 8263061 | Alkyl quaternium silicone compounds | Anthony J. O'Lenick, Jr., Zhi Lu, Marian Holerca, Gregory Szewczyk, Rick Vrckovnik | 2012-09-11 |
| 7906671 | Fluids having silicone groups and organic groups containing esters | Bernie J. Pafford, Wenning Wang Han, Suzzy C. Ho, Nicole Blandine Temme, James Zielinski +2 more | 2011-03-15 |
| 6407274 | Silicone amine oxides | Richard O. Vrckovnik | 2002-06-18 |