Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5081313 | Process for the preparation of 2,3-dialkoxypropanals | Dieter Koeffer, Werner Bertleff | 1992-01-14 |
| 4925972 | Preparation of alkyl pentenoates | Wolfgang Harder | 1990-05-15 |
| 4910328 | Preparation of omega-formylalkanecarboxylic esters | Werner Bertleff, Michael Roeper | 1990-03-20 |
| 4894474 | Preparation of alkyl pentenoates | Werner Bertleff, Hans J. Wilfinger, Gunter Schuch, Wolfgang Harder, Gebhard Kuehn +1 more | 1990-01-16 |
| 4861895 | Treatment of aqueous solutions obtained in the carbalkoxylation of olefinically unsaturated compounds | Werner Bertleff, Peter Magnussen, Gebhard Kuehn, Peter Stops | 1989-08-29 |
| 4777284 | Continuous preparation of carbalkoxy-containing aliphatic compounds | Werner Bertleff, Gebhard Kuehn, Paul Panitz, Peter Stops, Rudolf Kummer +1 more | 1988-10-11 |
| 4755625 | Preparation of 1,1,2-trialkoxyethanes | Werner Bertleff, Rudolf Kummer | 1988-07-05 |
| 4740525 | Preparation of ethylene glycol | Werner Bertleff, Wolfgang Harder, Rudolf Kummer | 1988-04-26 |
| 4724241 | Preparation of ethylene glycol | Wolfgang Harder | 1988-02-09 |