Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7786313 | Heat-stable diketopyrrolopyrrole pigment mixtures | Olof Wallquist, Roman Lenz, Leonhard Feiler, Mathias Düggeli, Gerardus De Keyzer | 2010-08-31 |
| 7582230 | Liquid crystal display and colour filter with improved transparency for green light | Gerardus De Keyzer, Vadiraj Ekkundi, Chandrasekhar Dayal Mudaliar | 2009-09-01 |
| 7417154 | Heat-stable diketopyrrolopyrrole pigment mixtures | Olof Wallquist, Roman Lenz, Leonhard Feiler, Mathias Düggeli, Gerardus De Keyzer | 2008-08-26 |
| 7279514 | High-molecular-weight polymeric material comprising diketopyrrolopyrrole pigments | Roman Lenz, Gerardus De Keyzer, Olof Wallquist | 2007-10-09 |
| 7232467 | Method of coloring porous material | Jean-Marie Adam, Beate Fröhling, Victor Paul Eliu | 2007-06-19 |
| 7192453 | Method of coloring keratin-containing fibres using diazonium salts | Jean-Marie Adam | 2007-03-20 |
| 7041143 | Method of coloring porous material | Jean-Marie Adam, Beate Fröhling | 2006-05-09 |
| 6869453 | Reactive dye compounds | David Malcolm Lewis, Dong Wei He, Gilles Genain | 2005-03-22 |
| 6790943 | Reactive dye compounds | Peter Jeffrey Broadbent, David Malcolm Lewis, Gilles Genain, Wei Dong He | 2004-09-14 |
| 6736864 | Reactive dye compounds | David Malcolm Lewis, Dong Wei He, Gilles Genain | 2004-05-18 |
| 6723834 | Reactive dye compounds | Peter Jeffrey Broadbent, Dong Wei He, David Malcolm Lewis, Gilles Yves Marie Fernand Ganain | 2004-04-20 |
| 6716969 | Reactive dye compounds | David Malcolm Lewis, Wei Dong He, Gilles Genain | 2004-04-06 |
| 6713613 | Reactive dye compounds | David Malcolm Lewis, Wei Dong He, Gilles Genain | 2004-03-30 |
| 6518407 | Reactive dye compound comprising at least one chromophore moiety and at least one nitrogen-containing heterocycle | Earl David Brock, David Malcolm Lewis | 2003-02-11 |
| 6447554 | Reactive dye compounds | Earl David Brock, David Malcolm Lewis | 2002-09-10 |
| 6398822 | Packaged hair coloring composition | Earl David Brock, Heather Holden Harper | 2002-06-04 |
| 6350862 | Reactive dye compounds | Earl David Brock, David Malcolm Lewis | 2002-02-26 |
| 5929012 | Laundry pretreatment with peroxide bleaches containing chelators for iron, copper or manganese for reduced fabric damage | Valerio Del Duca, John Scott Park, Dario Rapisarda, Barry Stoddart, Marina Trani | 1999-07-27 |