Issued Patents All Time
Showing 76–100 of 106 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6248457 | Copolymers based on vinyl units and use thereof in electroluminescent devices | Yun Chen, Andreas Elschner, Ralf Dujardin | 2001-06-19 |
| 6175441 | Electrochromic device based on poly-(3,4-dioxy-thiopene) derivatives | Helmut-Werner Heuer, Friedrich Jonas, Frank Osenberg | 2001-01-16 |
| 6157479 | Electrochromic assembly based on poly(3,4-ethylenedioxythiophene) derivatives and a UV-stabilized gel electrolyte | Helmut-Werner Heuer | 2000-12-05 |
| 6143823 | Thermoplastically processable thermotropic molding compounds | Alexander Karbach, Thomas Elsner, Peter Tappe | 2000-11-07 |
| 6114463 | Copolymers based on vinyl units and their use in electroluminescent devices | Yun Chen, Burkhard Kohler, Andreas Elschner, Ralf Dujardin | 2000-09-05 |
| 6083635 | Conductive coatings | Friedrich Jonas, Alexander Karbach, Bavo Muys, Etienne Thillo, Andreas Elschner +1 more | 2000-07-04 |
| 6075106 | (Co)polymers based on vinyl units and use thereof in electroluminescent devices | Yun Chen, Burkhard Kohler, Andreas Elschner, Ralf Dujardin | 2000-06-13 |
| 5917279 | Intermediate layer in electroluminescent arrangements containing finely divided inorganic particles | Andreas Elschner, Kai Butje | 1999-06-29 |
| 5905128 | (CO) polymers based on vinyl units and use thereof in electroluminescent arrangements | Yun Chen, Andreas Elschner, Ralf Dujardin | 1999-05-18 |
| 5891975 | (Co)polymers based on vinyl units and use thereof in electroluminescent devices | Yun Chen, Burkhard Kohler, Andreas Elschner, Ralf Dujardin | 1999-04-06 |
| 5874180 | Electroluminescent arrangements and their use | Andreas Elschner, Siegfried Thurm, Hans J. Rosenkranz, Ralf Dujardin | 1999-02-23 |
| 5861471 | Polysulphone/polyether block copolycondensates | Heinz Pudleiner, Ralf Dujardin, Knud Reuter, Helmut-Martin Meier | 1999-01-19 |
| 5807945 | (Co)polymers based on vinyl units and use thereof in electroluminescent arrangements | Yun Chen, Andreas Elschner, Ralf Dujardin | 1998-09-15 |
| 5766515 | Conductive coatings | Friedrich Jonas, Alexander Karbach, Bavo Muys, Etienne Van Thillo, Andreas Elschner +1 more | 1998-06-16 |
| 5650456 | Coumarin derivatives, a method of preparing them and their use as intermediates | Chen-Chih Yun, Burkhard Kohler | 1997-07-22 |
| 5618889 | Poly(arylether)/liquid crystalline polyester block copolymers and a process for their production | Robert J. Kumpf, Douglas A. Wicks, Dittmar Nerger, Harald Pielartzik | 1997-04-08 |
| 5525674 | Polycarbonates with aliphatic ketocarboxyl end groups, mixed with known aromatic polycarbonates, their preparation and their use | Wolfgang Ebert, Burkhard Kohler, Klaus Horn, Richard Weider, Thomas Scholl +2 more | 1996-06-11 |
| 5457000 | Dye-image receiving element for use according to thermal dye sublimation transfer | Geert Defieuw, Herman Uytterhoeven, Wolfgang Ebert | 1995-10-10 |
| 5372986 | Dye-donor element for use according to thermal dye sublimation transfer | Geert Defieuw, Ralf Dujardin, Knud Reuter | 1994-12-13 |
| 5368968 | Modified polyester resins, a process for their preparation and toners containing such polyester resins | Matthias Kocher, Harald Pielartzik, Gunter Klug | 1994-11-29 |
| 5310719 | Dye acceptor element for thermosublimation printing | Geert Defieuw, Emil Verdonck, Herman Uytterhoeven, Rolf Dheim, Walter Schafer | 1994-05-10 |
| 5308736 | Dye-donor element for use according to thermal dye sublimation transfer | Geert Defieuw, Herman Uytterhoeven, Wolfgang Ebert | 1994-05-03 |
| 5298477 | Dye acceptor element for thermosulblimation printing | Robert Bloodworth, Geert Defieuw, Herman Uytterhoeven | 1994-03-29 |
| 5273952 | Dye acceptor element for thermosublimation printing | Herbert Hugl, Dittmar Nerger | 1993-12-28 |
| 5250494 | Dye acceptor element for the thermal sublimation printing process | Hermann Uytterhoeven, Richard Weider | 1993-10-05 |