Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5215668 | Anionic and nonionic solution polymers for paint detackification | Shu-Jen W. Huang, Chandrashekar S. Shetty, Nang T. Bui, Yvonne O. Dunn | 1993-06-01 |
| 5192449 | Method for detackifying oversprayed paint | Shu-Jen W. Huang, Chandrashekar S. Shetty, Nang T. Bui, Yvonne O. Dunn, Uma Bhattacharyya | 1993-03-09 |
| 5137641 | Cationic polymers for sludge dewatering | John W. Sparapany | 1992-08-11 |
| 5116514 | Method for detackifying oversprayed paint | Shu-Jen W. Huang, Chandrashekar S. Shetty, Nang T. Bui, Yvonne O. Dunn | 1992-05-26 |
| 5100582 | Water soluble polymer as water-in-oil demulsifier | — | 1992-03-31 |
| 5093413 | Cationic polymers for sludge dewatering | John W. Sparapany, Yvonne O. Dunn | 1992-03-03 |
| 5068297 | Hydrophobic cationic terpolymers from acrylamide, unsaturated quaternary salt and vinyl acetate | Michael R. St. John | 1991-11-26 |
| 5051487 | Hydrophobic cationic terpolymers from acrylamide, dimethylaminoethylacrylate methyl chloride or sulfate and vinyl acetate | Michael R. St. John | 1991-09-24 |
| 4806345 | Cross-linked cationic polymers for use in personal care products | — | 1989-02-21 |
| 4786679 | Water-in-oil emulsions of amidase | Robert L. Wetegrove, Ralph W. Kaesler | 1988-11-22 |
| 4715962 | Ampholytic diallyldimethyl ammonium chloride (DADMAC) copolymers and terpolymers for water clarification | Sanjay R. Srivatsa, Michael L. Dwyer | 1987-12-29 |
| 4713431 | High molecular weight DADMAC polymers by inverse emulsion technology | Philip D. Dalsin | 1987-12-15 |
| 4673511 | Acrylamide diallyl dimethyl ammonium chloride copolymers as improved dewatering acids for mineral processing | Paul Richardson | 1987-06-16 |
| 4443576 | Terpolymer composition | Manuel Slovinsky, Raymond J. Wachala, Lawrence E. Beske, Michael L. McCullar | 1984-04-17 |
| 4420586 | Non-aqueous dispersion polymerization of vinyl monomers | Edward G. Ballweber | 1983-12-13 |
| 4417992 | Dust control | William J. Roe | 1983-11-29 |