Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6753388 | Structurally-modified polymer flocculants | Wesley L. Whipple, Cathy C. Johnson, Ananthasubramanian Sivakumar, Tracey M. Guddendorf, Angela P. Zagala | 2004-06-22 |
| 6605674 | Structurally-modified polymer flocculants | Wesley L. Whipple, Cathy C. Johnson, Ananthasubramanian Sivakumar, Tracey M. Guddendorf, Angela P. Zagala | 2003-08-12 |
| 6432271 | Method of increasing retention and drainage in papermaking using high molecular weight water-soluble anionic or nonionic dispersion polymers | Jane B. Wong Shing, John R. Hurlock | 2002-08-13 |
| 6331229 | Method of increasing retention and drainage in papermaking using high molecular weight water-soluble anionic or monionic dispersion polymers | Jane B. Wong Shing, John R. Hurlock | 2001-12-18 |
| 6238521 | Use of diallyldimethylammonium chloride acrylamide dispersion copolymer in a papermaking process | Jane B. Wong Shing, Ramasubramanyam Nagarajan | 2001-05-29 |
| 6217778 | Anionic and nonionic dispersion polymers for clarification and dewatering | Jane B. Wong Shing, John R. Hurlock, Elise E. Maury | 2001-04-17 |
| 6071379 | Papermaking process utilizing hydrophilic dispersion polymers of diallyldimethyl ammonium chloride and acrylamide as retention and drainage aids | Jane B. Wong Shing, John R. Hurlock, Ramasubramanyam Nagarajan | 2000-06-06 |