Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12122919 | Dichroic azo-azomethine dyes for liquid crystal compositions | Leonhard Feiler, Frank Bachmann, Marie-Pascale Perritaz, Gerardus De Keyzer | 2024-10-22 |
| 9732201 | NIR-inert substrates comprising bis-oxodihydroindolylen-benzodifuranones | Philippe Bugnon, Paul Brown, Veronique Hall-Goulle | 2017-08-15 |
| 8962140 | Functionalized core-shell nanoparticles | Martin Muller, Didier Bauer, Leonhard Feiler, Wolfgang Schlenker, Christian Cremer | 2015-02-24 |
| 8697792 | Migration-free coloured copolycondensates for colouring polymers | Thomas Eichenberger, Peter Werner Sutter, Christoph Krebs, Ursula Luterbacher | 2014-04-15 |
| 8691002 | Organic black pigments and their preparation | Thomas Eichenberger, Ralf Bauer, Christoph Krebs, Ursula Luterbacher, Marc Maurer | 2014-04-08 |
| 8674006 | Black pigment dispersion | Margherita Fontana, Marian Lanz, Frank Oliver Heinrich Pirrung, Andreas GERNANDT, Dario Perera +3 more | 2014-03-18 |
| 8613835 | Process for inkjet paper and paper produced thereby | Peter J. Veverka | 2013-12-24 |
| 8486226 | Low hygroexpansivity paper sheet | Peter J. Veverka | 2013-07-16 |
| 8461229 | Heat-stable encapsulated pigments | Gloria RUIZ GOMEZ, Christine Price | 2013-06-11 |
| 8454797 | Process for inkjet paper and paper produced thereby | Peter J. Veverka | 2013-06-04 |
| 8013045 | Monoazo colorants for mass-colouring of polymers | Ursula Luterbacher | 2011-09-06 |
| 7517369 | Dyes that are soluble in organic solvents | Ursula Luterbacher | 2009-04-14 |
| 7470780 | Dyes that are soluble in organic solvents | Ursula Luterbacher | 2008-12-30 |
| 6872839 | Benzofuran-2-one | Leonhard Feiler, Olof Wallquist, Peter Nesvadba | 2005-03-29 |
| 6387213 | Text and cover printing paper and process for making the same | — | 2002-05-14 |
| 6077392 | Text and cover printing paper and process for making the same | — | 2000-06-20 |
| 6074528 | Text and cover printing paper and process for making the same | — | 2000-06-13 |
| 5902453 | Text and cover printing paper and process for making the same | — | 1999-05-11 |
| 5871575 | Crystal modification of a diketopyrrolopyrrole pigment | Olof Wallquist | 1999-02-16 |
| 5817832 | Blue diketopyrrolopyrrole pigments | Olof Wallquist, Bernd Lamatsch | 1998-10-06 |
| 5785720 | Process for coloring high molecular weight material with polycyclic compounds | Thomas Eichenberger | 1998-07-28 |