Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5103065 | Transition metal complexes as catalysts for hydrogenation hydroformylation and cyclotrimerization | Dieter Koeffer, Wolfgang Klaeui, Choong Eui Song | 1992-04-07 |
| 5081313 | Process for the preparation of 2,3-dialkoxypropanals | Dieter Koeffer, Robert Maerkl | 1992-01-14 |
| 5043487 | Preparation of octadienols | Alfred Thome | 1991-08-27 |
| 5041684 | Hydroformylation | Dieter Koeffer, Michael Roeper | 1991-08-20 |
| 5012006 | Preparation of 2,2-dialkylpropionaldehydes | Dieter Koeffer | 1991-04-30 |
| 5003102 | Preparation of 5-formylvaleric esters | Rolf Fischer, Rudolf Kummer, Franz Merger, Heinz-Walter Schneider | 1991-03-26 |
| 4999443 | Transition metal complexes | Dieter Koeffer, Wolfgang Klaeui, Choong Eui Song | 1991-03-12 |
| 4997955 | Preparation of 1,1-disubstituted ethylene compounds | Franz Merger, Joerg Liebe | 1991-03-05 |
| 4962243 | Preparation of octadienols | Michael Roeper, Dieter Koeffer | 1990-10-09 |
| 4950797 | Preparation of carbonyl compounds by isomerization of allyl alcohols | Rudolf Kummer, Michael Roeper | 1990-08-21 |
| 4947005 | Preparation of 1,1,2-trialkoxyethanes | Dieter Koeffer | 1990-08-07 |
| 4931590 | Preparation of adipic acid | Rudolf Kummer, Franz Merger, Rolf Fischer | 1990-06-05 |
| 4910328 | Preparation of omega-formylalkanecarboxylic esters | Robert Maerkl, Michael Roeper | 1990-03-20 |
| 4894474 | Preparation of alkyl pentenoates | Robert Maerkl, 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 | Robert Maerkl, Peter Magnussen, Gebhard Kuehn, Peter Stops | 1989-08-29 |
| 4777284 | Continuous preparation of carbalkoxy-containing aliphatic compounds | Robert Maerkl, Gebhard Kuehn, Paul Panitz, Peter Stops, Rudolf Kummer +1 more | 1988-10-11 |
| 4755625 | Preparation of 1,1,2-trialkoxyethanes | Robert Maerkl, Rudolf Kummer | 1988-07-05 |
| 4740525 | Preparation of ethylene glycol | Robert Maerkl, Wolfgang Harder, Rudolf Kummer | 1988-04-26 |
| 4600726 | Preparation of ethylene glycol | Franz-Josef Müller, Rudolf Kummer, Wolfgang Harder | 1986-07-15 |