Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6376414 | Method for producing catalysts containing ruthenium and the use thereof for hydrogenation | Stefan Antons, Lutz Frohn, Jorg-Dietrich Jentsch, Andreas Schulze Tilling | 2002-04-23 |
| 6355848 | Method for producing optically active alcohols | Stefan Antons, Andreas Schulze Tilling | 2002-03-12 |
| 6310254 | Method for producing optically active amino alcohols | Stefan Antons, Andreas Schulze Tilling | 2001-10-30 |
| 6130350 | Process for producing 2-fluorine-1-cyclopropane carboxylic acid derivatives by reductive dehalogenation | Norbert Lui, Nikolaus Muller | 2000-10-10 |
| 5681957 | Process for the preparation of substituted 2-fluoro-pyrimidines | Guido Steffan, Alexander Klausener | 1997-10-28 |
| 5543548 | Process for the preparation of dimethyl carbonate | Heinz Landscheidt, Paul Wagner, Alexander Klausener | 1996-08-06 |
| 5498744 | Process for the preparation of dimethyl carbonate | Joerg-Dietrich Jentsch, Alexander Klausener, Heinz Landscheidt, Bernd Lenders, Bernd Pennemann +1 more | 1996-03-12 |
| 5476959 | Process for the preparation of dialkyl carbonates | Konrad Hable, Alexander Klausener, Zoltan Kricsfalussy, Heinz Landscheidt, Eberhard Zirngiebl | 1995-12-19 |
| 5414104 | Process for preparing dialkyl carbonates | Joerg-Dietrich Jentsch, Alexander Klausener, Heinz Landscheidt, Eberhard Zirngiebl | 1995-05-09 |
| 5360922 | Process for the preparation of dialkyl carbonates | Heinz Landscheidt, Alexander Klausener, Lothar Puppe | 1994-11-01 |
| 5319124 | Process for the preparation of dialkyl carbonates | Heinz Landscheidt, Alexander Klausener, Lothar Puppe | 1994-06-07 |
| 5288894 | Process for the preparation of dialkyl carbonates | Heinz Landscheidt, Alexander Klausener, Heinz U. Blank, Udo Birkenstock | 1994-02-22 |
| 5231213 | Process for the preparation of dialkyl carbonates | Heinz Landscheidt, Alexander Klausener, Heinz U. Blank, Udo Birkenstock | 1993-07-27 |
| 5030747 | Process for the preparation of .mu.-amino-acrylic acid esters | Heinz U. Blank, Friedrich-Wilhelm Ullrich, Halmut Kraus, Gerhard Marzolph, Gunter Silber | 1991-07-09 |
| 4863642 | Process for preparing acid halides | Heinz U. Blank | 1989-09-05 |
| 4760209 | Process for preparing 3,5-dichloro-.alpha.-methylstyrene | Heinz U. Blank, Bernhard Beitzke, Karlfried Wedemeyer, Michael Herzhoff, Karl-Wilhelm Henneke +2 more | 1988-07-26 |
| 4622429 | Process for the preparation of substituted benzaldehydes | Heinz U. Blank, Otto Neuner | 1986-11-11 |
| 4567004 | Process for the preparation of monomethyl-substituted methylene compounds | Heinz U. Blank | 1986-01-28 |
| 4370499 | 3-Nitro-acetoacetanilides, processes for their preparation and their use | Heinz U. Blank, Karl W. Muller, Gunter Rottloff | 1983-01-25 |
| 4359426 | Process for the production of aromatic isocyanates containing aromatically bound sulfochloride groups | Dieter Dieterich, Heinz U. Blank, Norbert Langenfeld | 1982-11-16 |
| 4349471 | Process for the preparation of aromatic sulphonic acid halides | Heinz U. Blank, Norbert Langenfeld | 1982-09-14 |