Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5331025 | Coating compositions incorporating composite polymer particles | Alvin C. Lavoie, Chao-Jen Chung, Dennis Paul Lorah, Peter R. Sperry, Andrew W. Gross | 1994-07-19 |
| 5292441 | Quaternized polyvinylamine water clarification agents | Stephen R. Vasconcellos, Gerald C. Walterick, Jr., Fu Chen | 1994-03-08 |
| 5269942 | Quaternized polyvinylamines for deinking loop clarification | John C. Harrington, Fu Chen | 1993-12-14 |