Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9422220 | Method for purifying carboxylic acids from fermentation broths | Michael Kleiber, Ulrike Gnabs, Shashank Ghanegaonkar, Helmut Gehrke, Marcel Gawenda | 2016-08-23 |
| 9416222 | Quality test for polymerizable lactic acid and method for producing same | Rainer Hagen, Wolfgang Tietz, Shashank Ghanegaonkar, Udo Muhlbauer, Willi Techlin | 2016-08-16 |
| 9272976 | Method for purifying carboxylic acids from fermentation broths | Wolfgang Tietz, Isabel Waengler, Klaus Kuehlein | 2016-03-01 |
| 8957229 | Method for the production of a mixture of lactide derivatives | Rainer Hagen, Adam B. Verweij, Udo Muhlbauer, Wolfgang Tietz, Klaus Göhler | 2015-02-17 |
| 8957249 | Process for removing, isolating and purifying dicarboxylic acids | Wolfgang Tietz | 2015-02-17 |
| 6687323 | Method for starting up and monitoring an apparatus for controlling a boiling water nuclear reactor | — | 2004-02-03 |
| 6608878 | Method and device for monitoring the power rise during startup of a nuclear reactor (diversitary excursion monitoring) | — | 2003-08-19 |
| 6536959 | Coupling configuration for connecting an optical fiber to an optoelectronic component | Gerhard Kuhn, Alfred Hartl | 2003-03-25 |
| 6488418 | Optoelectronic coupling element and production method | — | 2002-12-03 |
| 6122339 | Method and device for operating a reactor in an unstable state | Dieter Kreuter, Godehard Rauch | 2000-09-19 |
| 5978429 | Method and device for operating a reactor in an unstable state | Dieter Kreuter, Godehard Rauch | 1999-11-02 |
| 5886121 | Crosslinkable dispersion powders as binders for fibers | Johannes Kinkel, Gerhard Brink, Walter Ernet, Konrad Alfons Wierer | 1999-03-23 |
| 5875221 | Method and device for operating a reactor in an unstable state | Dieter Kreuter, Godehard Rauch | 1999-02-23 |
| 5854817 | Fast shutdown system and process for fast shutdown of a nuclear reactor | — | 1998-12-29 |
| 5818892 | System and method for controlling control rods of a nuclear power plant | Godehard Rauch | 1998-10-06 |
| 5704782 | Wear lining for a rotary furnace | Johannes A. M. Butter | 1998-01-06 |
| 5668216 | Crosslinkabel dispersion powders as binders for fibers | Johannes Kinkel, Gerhard Brink, Walter Ernet, Konrad Alfons Wierer | 1997-09-16 |
| 5567750 | Redispersible dispersion powder composition | Reinhard Haerzschel, Reiner Figge | 1996-10-22 |
| 5498665 | Use of polypropylene glycol as a shrinkage-reducing additive in dispersion powder compositions for construction materials | Rainer Figge | 1996-03-12 |
| 5353361 | Method for assembling a light wave guide switch | Christoph Maczey, Klaus Schulz | 1994-10-04 |
| 5124401 | Finely-divided vinyl chloride-ethylene copolymers stabilized by protection colloids | Manfred Selig, Peter Ball, Klaus Marquardt, Manfred Hannebaum | 1992-06-23 |
| 5118751 | Redispersible powder composition | Hardy Herold, Juergen Hinterwinkler | 1992-06-02 |
| 4997870 | Process for the preparation of polyvinyl alcohols which are soluble in cold water and have been absorbed onto pigments | Bernd Schilling, Karl-Ernst Fickert | 1991-03-05 |
| 4919843 | Antifoam compositions | Ernst Innertsberger, Jakob Schmidlkofer, Peter Huber, Willibald Burger | 1990-04-24 |
| 4859751 | Process for emulsion polymerization | Klaus Adler, Manfred Selig, Peter Ball, Klaus Marquardt, Otmar Killermann +1 more | 1989-08-22 |