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, Georg Schuh, Martin aus dem Kahmen | 1999-08-24 |
| 5856538 | Preparation of N-acylamino carboxylic acids and N-acylamino sulfonic acids and their alkali metal salts | Beate Strecker, Alfred Oftring, Georg Schuh | 1999-01-05 |
| 5760099 | Production of rigid or semirigid polyurethane foams and composite elements comprising such polyurethane foams | Peter Horn, Gerhard Lehr, Sarbananda Chakrabarti, Ludwig Jung | 1998-06-02 |
| 5554742 | Preparation of alkyl glycosides | Gerhard Wolf, Alfred Oftring, Georg Schuh, Helmut Wolf, Rudolf Alt +1 more | 1996-09-10 |
| 5539134 | Process for the preparation of N-alkanoyl-polyhydroxyalkylamines | Beate Strecker, Helmut Wolf, Gerhard Wolf, Alfred Oftring, Hans-Heinrich Bechtolsheimer | 1996-07-23 |