Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5422408 | Polymerization of diallyldialkyl ammonium halide compounds with azo compound and inorganic salt | Jeffrey R. Cramm | 1995-06-06 |
| 5248744 | Process of polymerizing diallyldialkyl ammonium compounds with azo catalyst | Jeffrey R. Cramm | 1993-09-28 |
| 5191051 | Propoxylated alkali-soluble thickeners | Gregory D. Shay | 1993-03-02 |
| 4801671 | Production of alkali-soluble, carboxyl-functional aqueous emulsion thickeners | Gregory D. Shay, Peter V. Brizgys, Mark A. Kersten | 1989-01-31 |
| 4722962 | Nonionic associative thickeners | Gregory D. Shay | 1988-02-02 |