Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5750853 | Soybean variety 93B41 | Peter Armstrong Fuller, Debra Kay Steiger, Dorman John Grace, III | 1998-05-12 |
| 5570628 | Hermetically sealed fresh-keeping container | Waldemar Kiener | 1996-11-05 |
| 5410085 | Process for the preparation of chlorine-substituted aromatic amines and of catalysts | Udo Birkenstock, Walter Kipshagen, Thomas Schulz, Eberhard Zirngiebl | 1995-04-25 |
| 5120875 | Process for the preparation of chlorine-substituted aromatic amines | Udo Birkenstock, Ulrich Kappler, Jurgen Zander | 1992-06-09 |
| 4977987 | Hydraulically actuatable braking apparatus, in particular for spot-type disc brakes | Erhard Czich, Horst Hefner | 1990-12-18 |
| 4827057 | Process for preparing 1,2-dichlorobenzene | Josef Kasbauer, Helmut Fiege, Karlfried Wedemeyer | 1989-05-02 |
| 4774221 | Supported hydrogenation catalysts | Harald Medem, Udo Birkenstock, Burkhard Lachmann | 1988-09-27 |
| 4721190 | Mechanical actuating device for spot-type disc brakes | Wilhelm Haberland, Wolfgang Endler | 1988-01-26 |
| 4596019 | Method and apparatus for the generation of hot gases with an electric arc | Richard A. Muller | 1986-06-17 |
| 4581660 | Circuit arrangement for retrieving data contained in binary data signals | — | 1986-04-08 |
| 4575288 | Method of and apparatus for working a profiled steel workpiece | Helmut Roschiwal, Karl Schink | 1986-03-11 |
| 4570760 | Apparatus for sealing the guide pin of a floating-caliper spot-type disc brake | — | 1986-02-18 |
| 4494265 | Method operating a tunnel-type batch washing machine | Hans Steinort | 1985-01-22 |
| 4422309 | Tunnel-type batch washing machine | Hans Steinort | 1983-12-27 |
| 4407733 | Supported catalysts and process for their preparation | Udo Birkenstock | 1983-10-04 |
| 4265834 | Process for the catalytic hydrogenation of nitrobenzene | Udo Birkenstock, Burkhard Lachmann, Josef Metten | 1981-05-05 |
| 4257728 | Garbage disposal vehicle with box beam supported tank | Erwin Kurz, Rudolf Berger, Erich Pilz | 1981-03-24 |
| 4227537 | Endometrial brush with slidable protective sleeve | Thomas N. Suciu | 1980-10-14 |
| 4186755 | Tobacco drying apparatus | — | 1980-02-05 |