Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5942635 | Continuous preparation of N-acylamino carboxylic acids and N-acylamino sulphonic acids, and their alkali metal salts | Beate Ehle, Martin aus dem Kahmen, Dieter Hertel | 1999-08-24 |
| 5856538 | Preparation of N-acylamino carboxylic acids and N-acylamino sulfonic acids and their alkali metal salts | Beate Strecker, Alfred Oftring, Dieter Hertel | 1999-01-05 |
| 5849950 | Preparation of glycine-N,N-diacetic acid derivatives | Thomas Greindl, Alfred Oftring, Gerold Braun, Jochen Wild, Birgit Potthoff-Karl | 1998-12-15 |
| 5817864 | Process for the preparation of glycine-N, N-diacetic acid derivatives | Thomas Greindl, Alfred Oftring, Gerold Braun, Jochen Wild, Birgit Potthoff-Karl | 1998-10-06 |
| 5554742 | Preparation of alkyl glycosides | Gerhard Wolf, Alfred Oftring, Helmut Wolf, Rudolf Alt, Hans-Heinrich Bechtolsheimer +1 more | 1996-09-10 |