Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5196575 | Supercritical separation of isomers of functional organic compounds at moderate conditions | — | 1993-03-23 |
| 4997977 | Process for the production of esters exhibiting nonlinear optical response | Thomas M. Leslie, Bernice I. Feuer | 1991-03-05 |
| 4882441 | Lower-alkyl or aryl-sulfonyl unsaturated tacopherols | David L. Coffen, Rudolf Schmid | 1989-11-21 |
| 4879395 | Vitamin E intermediate | David L. Coffen, Rudolf Schmid | 1989-11-07 |
| 4853472 | Vitamin E intermediates | David L. Coffen, Rudolf Schmid | 1989-08-01 |
| 4789750 | 2-(trimethyl-tridecenyl)-tetramethylchroman intermediates for vitamin E | David L. Coffen, Rudolf Schmid | 1988-12-06 |