Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679868 | Preparation of glutaric dialdehyde | Heinz-Josef Kneuper, Rainer Becker, Eugen Gehrer, Andreas Henne | 1997-10-21 |
| 5600018 | Preparation of glutaraldehyde | Rainer Becker, Wolfgang Friedrich, Walter Klink, Andreas Henne | 1997-02-04 |
| 5166433 | Catalyst and the amination of alcohols under hydrogenating conditions | Matthias Irgang, Wolfgang Schroeder, Siegfried Winderl | 1992-11-24 |
| 5068468 | Hydrogenation of acetylenic alcohols | Gerhard Koppenhoffer, Matthias Irgang, Rudi Schnur, George Roley | 1991-11-26 |
| 5037793 | Catalyst for the hydrogenation of unsaturated aliphatic compounds | Herbert Toussaint, Heinz Graefje, Wolfgang Reiss, Roland Spahl, Matthias Irgang +2 more | 1991-08-06 |
| 5015788 | Process for the hydrogenation of acetylenic alcohols | Herbert Toussaint, Heinz Graefje, Wolfgang Reiss, Roland Spahl, Matthias Irgang +2 more | 1991-05-14 |
| 5002922 | Catalyst for the amination of alcohols under hydrogenating conditions | Matthias Irgang, Wolfgang Schroeder, Siegfried Winderl | 1991-03-26 |
| 4864066 | Preparation of alkanediols from alkynols | Herbert Mueller, Herbert Toussaint | 1989-09-05 |
| 4758546 | Preparation of catalysts, and their use in hydrogenation and amination reactions | Karl Baer, Wolfgang Reiss, Herbert Toussaint | 1988-07-19 |
| 4386208 | Preparation of N-alkylpiperidines and N-alkylpyrrolidines | Walter Rebafka, Wolfgang Reiss, Dieter Voges | 1983-05-31 |