Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7041354 | Optical data carrier comprising a cyanine dye as light-absorbent compound in the information layer | Horst Berneth, Friedrich-Karl Bruder, Wilfried Haese, Rainer Hagen, Serguei Kostromine +5 more | 2006-05-09 |
| 6936325 | Optical recording medium | Horst Berneth, Friedrich-Karl Bruder, Wilfried Haese, Rainer Hagen, Serguei Kostromine +11 more | 2005-08-30 |
| 6926943 | Use of light-absorbing compounds in the information layer of optical data carriers, and optical data carriers | Horst Berneth, Friedrich-Karl Bruder | 2005-08-09 |
| 6896945 | Optical data carrier comprising a phthalocyanine dye as light-absorbent compound in the information layer | Horst Berneth, Friedrich-Karl Bruder, Wilfried Haese, Rainer Hagen, Serguei Kostromine +4 more | 2005-05-24 |
| 6835725 | Optical data carrier comprising a cyanine dye as light-absorbent compound in the information layer | Horst Berneth, Friedrich-Karl Bruder, Wilfried Haese, Rainer Hagen, Serguei Kostromine +5 more | 2004-12-28 |
| 6737142 | Optical data store comprising an axially substituted cobalt phthalocyanine in the light-writeable information layer | Horst Berneth, Friedrich-Karl Bruder, Wilfried Haese, Rainer Hagen, Serguei Kostromine +5 more | 2004-05-18 |
| 6726972 | Optical data storage medium containing a diaza hemicyanine dye as the light-absorbing compound in the information layer | Horst Berneth, Friedrich-Karl Bruder, Wilfried Haese, Rainer Hagen, Serguei Kostromine +5 more | 2004-04-27 |
| 6713146 | Optical data stores containing a Co-phthalocyanine complex in the information layer recordable using light | Josef-Walter Stawitz, Horst Berneth, Thomas Bieringer, Friedrich-Karl Bruder, Rainer Hagen +2 more | 2004-03-30 |
| 6641889 | Optical data storage medium containing a triazacyanine dye as the light-absorbing compound in the information layer | Horst Berneth, Friedrich-Karl Bruder, Wilfried Haese, Rainer Hagen, Serguei Kostromine +5 more | 2003-11-04 |
| 6245138 | Pigment preparations useful for ink-jet printing | Roger Nyssen, Dirk Pfutzenreuter, Rolf Richter, Fritz Puchner | 2001-06-12 |
| 6077339 | Pigment preparations useful for ink-jet printing | Roger Nyssen, Dirk Pfutzenreuter, Rolf Richter, Fritz Puchner | 2000-06-20 |
| 6008350 | Process for the production of cyanine dyes | Peter Roschger, Stephan Michaelis, Horst Berneth, Paul Callant | 1999-12-28 |
| 5948600 | Method and material for the formation of a heat mode image | Peter Roschger, Stephan Michaelis, Horst Berneth, Paul Callant, Herman Uytterhoeven +2 more | 1999-09-07 |
| 5725607 | Method for reducing the toxicity of spent liquors and novel cationic dyes | Henry Giera, Felix Reichel, Horst Berneth, Thomas Böcker, Karl-Heinrich Lange +1 more | 1998-03-10 |
| 5684139 | Direct disazo dyestuffs | Peter Wild, Frank-Michael Stohr | 1997-11-04 |
| 5646257 | Azodyestuffs, their preparation and their use | Karl-Heinz Reinhardt, Peter Wild, Klaus Wunderlich | 1997-07-08 |
| 5637679 | Azo dyestuffs for dyeing and printing cellulose-containing fiber materials in an ink jet process | Peter Wild, Frank-Michael Stohr | 1997-06-10 |
| 5607502 | Dyestuffs for printing inks | Peter Wild, Martin Michna | 1997-03-04 |
| 5534052 | Polymeric dyestuffs and their use in inks for ink jet printing processes | Winfried Mennicke | 1996-07-09 |
| 5519121 | Triazinyl-amino bridge-containing disazo dyestuffs | Gerd-Friedrich Renner, Peter Wild | 1996-05-21 |
| 5503666 | Dyestuffs and their use in inks for ink-jet printing processes | Winfried Mennicke | 1996-04-02 |
| 5468848 | Basic azo dyestuffs of the 3-cyano-2,4,6-triamino pyridine series | Peter Wild | 1995-11-21 |
| 5328994 | Azinoneutromethines | Horst Berneth | 1994-07-12 |
| 5208341 | Carbonylaminostyryls | Roderich Raue | 1993-05-04 |