Issued Patents All Time
Showing 26–50 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8153838 | Process for producing isocyanates | Andreas Bulan, Wolfgang Lorenz, Gerhard Moormann, Friedhelm Kamper, Berthold Keggenhoff | 2012-04-10 |
| 8106144 | Process for producing polycarbonate | Pieter Ooms, Andreas Bulan, Johann Rechner, Michael Traving | 2012-01-31 |
| 7983053 | Electronic plug-in module for accommodation in a module rack | Michael Joist, Klaus-Michael Thalau, Paul Rutherford | 2011-07-19 |
| 7858727 | Process for the preparation of polycarbonate | Pieter Ooms, Andreas Bulan, Johann Rechner | 2010-12-28 |
| 7803259 | Electrochemical cell | Fritz Gestermann, Hans-Dieter Pinter, Gerd Speer, Andreas Bulan | 2010-09-28 |
| 7672139 | Shelf for electronic plug-in devices | Michael Joist | 2010-03-02 |
| 7481651 | Orthodontic device | Friedrich Sernetz, Walter Ehrenberger, Klaus Wigger | 2009-01-27 |
| 7157063 | Process for the utilization of vanadium from chromium ore as vanadium (V) oxide | Hans-Dieter Block, Michael Batz, Jost Halstenberg, Michael Lumm, Roland-Luiz Roth +1 more | 2007-01-02 |
| 7056484 | Method for producing trichlorosilane | Andreas Bulan | 2006-06-06 |
| 6887448 | Method for production of high purity silicon | Hans-Dieter Block, Leslaw Mleczko, Hans-Joachim Leimkühler, Knud Werner, Dietmar Schwanke +2 more | 2005-05-03 |
| 6852301 | Method for producing silane | Hans-Dieter Block, Leslaw Mleczko, Andreas Bulan, Sigurd Buchholz, Torsten Sill | 2005-02-08 |
| 6439717 | Spectacles | — | 2002-08-27 |
| 6297967 | Self-securing RF screened housing | Brian Davidson | 2001-10-02 |
| 6208734 | Holding device for a communications unit | Annett Ortscheid | 2001-03-27 |
| 5946637 | Base station with detachable charger for cordless phone systems | Dirk Umbach, Dirk Michalzik | 1999-08-31 |
| 5874604 | Process for preparing alkyl halosilanes | Matthias Steiner, Bruno Degen | 1999-02-23 |
| 5667759 | Method for manufacturing alkali chromates from chromium ore | Rainer Bellinghausen, Heinrich Helker, Paul Strehlow, Hans-Heinrich Moretto, Bernhard Spreckelmeyer +5 more | 1997-09-16 |
| 5587513 | Polyether-substituted imide compounds and their use | Klaus Pohmer, Cornelia D orzbach-Lange, Reinhard Haida, Hans-Heinrich Moretto | 1996-12-24 |
| 5505918 | Method for manufacturing alkali chromates from chromium ore | Uwe Arndt, Michael Batz, Rainer Bellinghausen, Hans-Dieter Block, Heinrich Helker +5 more | 1996-04-09 |
| 5502251 | Imides and their salts, as well as their use | Klaus Pohmer, Cornelia Do/ rzbach-Lange, Karlheinz Stachulla, Hans-Heinrich Moretto, Manfred Wienand | 1996-03-26 |
| 5424474 | Fluorinated carboxylic acid esters of phosphono- and phosphinocarboxylic acids containing hydroxyl and/or mercapto groups, a method for their preparation, and their use | Klaus Pohmer, Hans-Dieter Block, Hans-Heinrich Moretto | 1995-06-13 |
| 5414102 | Fluorinated carboxylic acid esters of phosphono- and phosphinocarboxylic acids containing acrylate and/or methacrylate groups | Klaus Pohmer, Hans-Dieter Block, Hans-Heinrich Moretto | 1995-05-09 |
| 5414120 | Polyether-substituted imide compounds and their use | Klaus Pohmer, Cornelia Dorzbach-Lange, Reinhard Haida, Hans-Heinrich Moretto | 1995-05-09 |
| 5411726 | Process for purifying hydrogen fluoride | Andreas Bulan, Hans-Dieter Block, Hans-Heinrich Moretto | 1995-05-02 |
| 5399756 | Process for the production of liquid amine adducts of fluorine-containing amides | Wolfgang Schneider, Karlheinz Stachulla, Klaus Pohmer, Ottfried Schlak, Hans-Heinrich Moretto | 1995-03-21 |