Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6452035 | Sulfation process | Eugene Paul Gosselink | 2002-09-17 |
| 6369250 | Process for preparing and/or purifying amido acid phenyl ester sulfonates | Robert Richard Dykstra, Michael E. Burns | 2002-04-09 |
| 6207843 | Process for the preparation of N-(alkanoyl) aminoalkanoyloxy benzenesulfonates | Stephen Wayne Heinzman | 2001-03-27 |
| 6060443 | Mid-chain branched alkyl sulfate surfactants | Thomas Anthony Cripe, Daniel Stedman Connor, Phillip Kyle Vinson, James Charles Theophile Roger Burckett-St. Laurent, Kenneth William Willman | 2000-05-09 |
| 6020303 | Mid-chain branched surfactants | Thomas Anthony Cripe, Daniel Stedman Connor, Phillip Kyle Vinson, James Charles Theophile Roger Burckett-St. Laurent, Kenneth William Willman +2 more | 2000-02-01 |
| 5565556 | C6/C2-C3 oxidized starch as detergent ingredients | Stephen Wayne Heinzman | 1996-10-15 |
| 5534642 | Synthesis of amido acids from carboxylic acids and lactams | Stephen Wayne Heinzman, William C. Tettenhorst | 1996-07-09 |
| 5414099 | Synthesis of amido acids from carboxylic acids and lactams | Stephen Wayne Heinzman, William C. Tettenhorst | 1995-05-09 |