Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5936194 | Thickened emulsion compositions for use as propellants and explosives | Jill M. Marlow | 1999-08-10 |
| 5851377 | Process of using acylated nitrogen compound petrochemical antifoulants | — | 1998-12-22 |
| 5707940 | Environmentally friendly water based drilling fluids | Richard W. Jahnke | 1998-01-13 |
| 5620946 | Compositions containing combinations of surfactants and derivatives of succininc acylating agent or hydroxyaromatic compounds and methods of using the same | Richard W. Jahnke, Lawrence J. Kocurek | 1997-04-15 |
| 5330662 | Compositions containing combinations of surfactants and derivatives of succinic acylating agent or hydroxyaromatic compounds and methods of using the same | Richard W. Jahnke, Lawrence J. Kocurek | 1994-07-19 |
| 5283235 | Compositions containing esters of carboxy-containing interpolymers and methods of using the same | Richard W. Jahnke, Lawrence J. Kocurek | 1994-02-01 |
| 5147572 | Flotation composition using a mixture of collectors | — | 1992-09-15 |
| 5094746 | Flotation process using a mixture of collectors | — | 1992-03-10 |
| 5082554 | Flotation process using metal salts of phosphorus acids | Alan C. Clark | 1992-01-21 |
| 5015368 | Ore flotation process using carbamate compounds | Stephen A. Di Biase | 1991-05-14 |
| 4443025 | Fifth wheel assembly | Samuel A. Martin, Fredrick J. Bakker, Gerald W. Hungerink, Jack L. Gisinger | 1984-04-17 |
| 4199168 | Fifth wheel suspension | Samuel A. Martin | 1980-04-22 |