Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820532 | Preparation of a low-dust free-flowing choline chloride powder | Robert Bayer, Guenter Boettger, Rainer Hiller, Michael Huber, Wolfgang Fritz | 1989-04-11 |
| 4775540 | Preparation of pourable choline chloride/silica powders | Otto Hertel, Gerhard Jeschek, Walter Klink, Theodor Weber, Fritz Rateike | 1988-10-04 |
| 4665219 | Isolation of neopentyl glycol hydroxypivalate | Franz Merger, Peter Hettinger, Theodor Weber, Guenter Boettger | 1987-05-12 |
| 4273945 | Preparation of saturated aliphatic, cycloaliphatic and araliphatic aldehydes | Gerd Heilen, Axel Nissen, Michael Horner, Werner Fliege, Guenter Boettger | 1981-06-16 |
| 4197258 | Manufacture of 1-disubstituted aminoalk-2-yn-4-ols | Herwig Hoffmann, Heinz Graefje, Siegfried Winderl | 1980-04-08 |
| 4188344 | Production of 4-(m,m'-ditert.-butyl-p-hydroxyphenyl)-butan-2-ones | Roman Fischer, Werner Fliege, Bernd Meissner | 1980-02-12 |