Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7237601 | Heat exchanger for cooling a hot gas that contains solid particles | Carsten Birk | 2007-07-03 |
| 6976834 | Pelletizing die with even heat distribution and with polymer channel to orifice transition zone, process for orifice thermal stabilization and process for forming a pelletizing die with brazing and thin hard face layer | Clifton T. Knight, Judeth Brannon Corry, Jürgen BLUM, Andreas Grundmann, Andreas Forster | 2005-12-20 |
| 5732981 | Joint between an unrefrigerated pipe and a refrigerated pipe | Peter Brucher, Rainer Heinze | 1998-03-31 |
| RE35754 | Cephem derivatives | Walter Durckheimer, Eberhard Ehlers, Elmar Schrinner, Rene Heymes | 1998-03-24 |
| 5710146 | Cephem derivatives and processes for their manufacture | Walter Durckheimer, Eberhard Ehlers, Elmar Schrinner, Rene Heymes | 1998-01-20 |
| 5088551 | Heat exchanger for cooling hot reacting gas | Peter Brucher, Wolfgang Kehrer | 1992-02-18 |
| 5089490 | Cephem derivatives | Walter Durckheimer, Eberhard Ehlers, Elmar Schrinner, Rene Heymes | 1992-02-18 |
| 4758556 | Cephem derivatives | Walter Durckheimer, Eberhard Ehlers, Elmar Schrinner, Rene Heymes | 1988-07-19 |
| 4492710 | Substituted pyrrolidinyl-benzoic acid derivatives and a process for their manufacture | Wulf Merkel, Roman Muschaweck | 1985-01-08 |
| 4393072 | Thienylbenzoic acid derivatives | Wulf Merkel, Dieter Mania, Roman Muschaweck | 1983-07-12 |
| 4282220 | Cephem derivatives | Walter Durckheimer, Elmar Schrinner | 1981-08-04 |
| 4278793 | Cephem derivative | Walter Durckheimer, Eberhard Ehlers, Elmar Schrinner, Rene Heymes | 1981-07-14 |
| 4224371 | Sodium 3-acetoxylmethyl-7-[2-(2-amino-4-thiazolyl)-2-methoxyimino-acetamido]-ce ph-3-eme-4-carboxylate | Gaston Amiard, Walter Duerckheimer, Jean Jolly | 1980-09-23 |
| 4201779 | 7[(2-Amino-thiazol-4-yl)glyoxylamido]-cephem derivatives and processes for their preparation | Bernd Knabe, Elmar Schrinner, Manfred Worm | 1980-05-06 |