Issued Patents All Time
Showing 25 most recent of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12122919 | Dichroic azo-azomethine dyes for liquid crystal compositions | Leonhard Feiler, Thomas Ruch, Frank Bachmann, Marie-Pascale Perritaz | 2024-10-22 |
| 10690825 | Color filter for low temperature applications | Liliana Craciun, Michael Kuepfert, Frank Oliver Heinrich Pirrung | 2020-06-23 |
| 10230023 | Color converter | Martin Koenemann, Gerhard Wagenblast, Robert Send, Sorin Ivanovici | 2019-03-12 |
| 9711665 | Color converters | Gerhard Wagenblast, Martin Koenemann, Sorin Ivanovici, Robert Send | 2017-07-18 |
| 9575230 | Color filter for low temperature applications | Liliana Craciun, Michael Kuepfert, Frank Oliver Heinrich Pirrung | 2017-02-21 |
| 9406848 | Color converter | Martin Koenemann, Gerhard Wagenblast, Robert Send, Sorin Ivanovici | 2016-08-02 |
| 9236535 | Illumination devices | Gerhard Wagenblast, Martin Koenemann, Sorin Ivanovici, Michel Pepers, Matthias Mueller +1 more | 2016-01-12 |
| 9057020 | Black dichroic dye | Jean-Pierre Bacher, Urs Lehmann | 2015-06-16 |
| 8993202 | Color filter for low temperature applications | Liliana Craciun, Michael Kuepfert, Frank Oliver Heinrich Pirrung | 2015-03-31 |
| 8927182 | Photosensitive resist composition for color filters for use in electronic paper display devices | Daniel Hölzle, Liliana Craciun | 2015-01-06 |
| 8669026 | Black matrix for colour filters | Jan Sültemeyer | 2014-03-11 |
| 8610998 | Coloured organic electrophoretic particles | Gabriele Baisch, Reinhold Öhrlein, Peter Simmendinger, Margherita Fontana, Vilas N. Mumbaikar | 2013-12-17 |
| 8273269 | Red colour filter composition | Roman Lenz, Mathias Düggeli, Patrick Christopher Holzhuter | 2012-09-25 |
| 8270063 | Encapsulated dispersions comprising electrophoretically mobile organic colorants | Margherita Fontana, Philippe Bugnon, Marcel Hahn, Kishor Kumar Mistry, Clemens Auschra | 2012-09-18 |
| 8040592 | Encapsulated dispersions comprising electrophoretically mobile organic colorants | Margherita Fontana, Philippe Bugnon, Marcel Hahn, Kishor Kumar Mistry, Clemens Auschra | 2011-10-18 |
| 7786313 | Heat-stable diketopyrrolopyrrole pigment mixtures | Olof Wallquist, Roman Lenz, Leonhard Feiler, Mathias Düggeli, Taher Yousaf | 2010-08-31 |
| 7723530 | Use of polymerisable diketopyrrolopyrroles in colour filters | Jean-Marie Adam | 2010-05-25 |
| 7582230 | Liquid crystal display and colour filter with improved transparency for green light | Taher Yousaf, Vadiraj Ekkundi, Chandrasekhar Dayal Mudaliar | 2009-09-01 |
| 7417154 | Heat-stable diketopyrrolopyrrole pigment mixtures | Olof Wallquist, Roman Lenz, Leonhard Feiler, Mathias Düggeli, Taher Yousaf | 2008-08-26 |
| 7279514 | High-molecular-weight polymeric material comprising diketopyrrolopyrrole pigments | Roman Lenz, Olof Wallquist, Taher Yousaf | 2007-10-09 |
| 6858073 | Pigmented vitreous material | Patrice Bujard, Veronique Hall-Goulle, Zhimin Hao, Hitoshi Nagasue | 2005-02-22 |
| 6756487 | Monoazoquinolone pigments, process for their preparation and their use | Johannes Benkhoff, Olof Wallquist, Tetsuo Hyuga | 2004-06-29 |
| 6544325 | Pigmentary copper phthalocyanine solid solution and transparent dispersion comprising it | Veronique Hall-Goulle, Yves Grandidier | 2003-04-08 |
| 6524382 | Pigmented vitreous material | Patrice Bujard, Veronique Hall-Goulle, Zhimin Hao, Hitoshi Nagasue | 2003-02-25 |
| 6471765 | Dispersant compositions improving the heat stability of transparent pigments | — | 2002-10-29 |