Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5977287 | Treatment of aqueous systems using a chemically modified tannin | David B. Mitchell, Ralph L. Minnis, Thomas Peter Curran, Steven M Deboo, John A. Kelly +1 more | 1999-11-02 |
| 5843337 | Treatment of aqueous systems using a chemically modified tannin | David B. Mitchell, Ralph L. Minnis, Thomas Peter Curran, Steven M Deboo, John A. Kelly +1 more | 1998-12-01 |
| 5830315 | Treatment of Aqueous systems using a chemically modified tannin | David B. Mitchell, Ralph L. Minnis, Thomas Peter Curran, Steven M Deboo, John A. Kelly +1 more | 1998-11-03 |
| 5298186 | Paint spray booth organic detackification treatment | David B. Mitchell, Thomas Peter Curran, Gary G. Engstrom | 1994-03-29 |
| 5183574 | Method of dispersing iron | Chih M. Hwa, John A. Kelly, Lai-Duien Grace Fan, Robert P. Kreh, Brian Greaves | 1993-02-02 |
| 4497927 | Tire tread adhesives | Kenneth G. Phillips | 1985-02-05 |
| 4391932 | Polycationic latices of dimethylaminopropyl-acrylamide, and their use of as sludge dewatering agents and/or paper retention aids | — | 1983-07-05 |