Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5373068 | Use of isophoronediamine isomer mixtures in polyaddition resins | Hermann Piana | 1994-12-13 |
| 5283366 | Method of preparing 3-aminomethyl-3,5,5-trimethyl cyclohexyl amine | Hermann Schmitt | 1994-02-01 |
| 5281722 | Preparation and use of salts of the pure enantiomers of alpha-lipoic acid | Gottfried Blaschke, Ursula Scheidemantel, Horst Bethge, Roland Moller, Thomas Beisswenger | 1994-01-25 |