Issued Patents All Time
Showing 51–75 of 102 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6466355 | UV protected electrochromic device | Daniel Gordon Duff, Werner Hoheisel | 2002-10-15 |
| 6441113 | Homopolymers with high photoinduceable double refraction | Uwe Claussen, Serguei Kostromine, Ralf Neigl, Hans-Joachim Vedder | 2002-08-27 |
| 6433912 | Flat chamber for filling with fluid media | Heiko Nied, Martin Kling | 2002-08-13 |
| 6423799 | Photo-addressable substrates and photo-addressable side-group polymers with highly inducible double refraction | Uwe Claussen, Serguei Kostromine, Ralf Neigl, Hans-Joachim Vedder | 2002-07-23 |
| 6417951 | Electrochromic system with coupled RED-OX system and special anions | Serguei Kostromine | 2002-07-09 |
| 6404532 | Electrochromic system | Helmut-Werner Heuer | 2002-06-11 |
| 6388796 | Electrochromic device having improved light stability | Ralf Neigl | 2002-05-14 |
| 6372159 | UV-protected electrochromic solution | Helmut-Werner Heuer, Ralf Neigl | 2002-04-16 |
| 6344918 | Electrochromic contrast-plate | Wolfgang Jacobsen, Serguei Kostromine, Ralf Neigl | 2002-02-05 |
| 6303213 | Substrates secure against unauthorized copying and their production | Uwe Claussen, Rolf Richter, Harro Traubel, Gunter Franke | 2001-10-16 |
| 6277307 | Electrochromic system | Uwe Claussen | 2001-08-21 |
| 6241916 | Electrochromic system | Uwe Claussen, Dietrich Haarer, Jurgen Simmerer, Jochen Schaller | 2001-06-05 |
| 6207292 | Electrochromic indicating device | Uwe Claussen, Dietrich Haarer, Jochen Schaller | 2001-03-27 |
| 6183878 | Electrochromic system | Uwe Claussen, Dietrich Haarer, Jochen Schaller, Jurgen Simmerer | 2001-02-06 |
| 6046290 | Photoaddressable side group polymers of high sensitivity | Uwe Claussen, Serguei Kostromine, Ralf Neigl, Joachim Rubner, Ralf Ruhmann | 2000-04-04 |
| 6008350 | Process for the production of cyanine dyes | Peter Roschger, Stephan Michaelis, Karin Hassenruck, Paul Callant | 1999-12-28 |
| 5952475 | Cationic diphenylamine dyes and their anhydro bases | — | 1999-09-14 |
| 5948600 | Method and material for the formation of a heat mode image | Peter Roschger, Stephan Michaelis, Karin Hassenruck, Paul Callant, Herman Uytterhoeven +2 more | 1999-09-07 |
| 5869731 | Method for reducing the toxicity of spent liquors and novel cationic dyes | Henry Giera, Felix Reichel | 1999-02-09 |
| 5866353 | Electro chemical biosensor containing diazacyanine mediator for co-enzyme regeneration | Thomas Böcker, Henry Giera, Alison J. Murray, Hans-Ulrich Siegmund | 1999-02-02 |
| 5785718 | Substantive stilbene-azo dyestuffs | Uwe Claussen | 1998-07-28 |
| 5749925 | Dyeing or printing process with new and known cationic 4,5-dihydro-iH-1,2,3-triazolium compounds as dyestuffs and new cationic 4,5-dihydro-1H-1,2,3-triazolium compounds | Thomas Böcker, Henry Giera | 1998-05-12 |
| 5725607 | Method for reducing the toxicity of spent liquors and novel cationic dyes | Henry Giera, Felix Reichel, Thomas Böcker, Karin Hassenruck, Karl-Heinrich Lange +1 more | 1998-03-10 |
| 5641846 | Side-group polymers, and their use for optical components | Thomas Bieringer, Uwe Gessner, Dietrich Haarer, Joachim Rubner, Roland Wuttke +4 more | 1997-06-24 |
| 5580964 | Cationic thiadiazole dyestuffs | Uwe Claussen, Werner Hartwich, Peter Wild | 1996-12-03 |