Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7616276 | Light recycling in a transflective LCD | Martinus Petrus Creusen, Hendrik Christiaan Maria Hermens | 2009-11-10 |
| 6795149 | Liquid crystal reflective display | Joost Peter Andre Vogels, Peter Van De Witte | 2004-09-21 |
| 6424403 | Touch sensor display | Glenn Adler | 2002-07-23 |
| 6362815 | Touch sensor display | — | 2002-03-26 |
| 6239791 | Touch sensor display | Glenn Adler | 2001-05-29 |
| 6233028 | Plasma-addressed liquid crystal display with reduced column voltages | Jacob Bruinink | 2001-05-15 |
| 6177216 | Color filter layer of cholesterically ordered material, and reflective LCD provided with such a color filter layer | Dirk Jan Broer, Grietje N. Mol | 2001-01-23 |
| 5883686 | Liquid crystal display device | Peter B. A. Wolfs | 1999-03-16 |
| 5877831 | Multi-domain LCD with subpixels having twist angles with opposite twist sense of within 60 and small/greater 90 degrees | Nicolaas A.J.M. Van Aerle | 1999-03-02 |
| 5825444 | Illumination system using cholesteric polarizer, linear polarizer for such illumination system and display device comprising such as illumination system | Dirk Jan Broer, Johannes A. M. M. Van Haaren, Grietje N. Mol | 1998-10-20 |
| 5798808 | Liquid crystal display device having a cholesteric order with a pitch of helix less than 0.25 microns and a retardation foil | Johannes A. M. M. Van Haaren, Dirk Jan Broer | 1998-08-25 |
| 5411676 | Chiral dopants for liquid crystalline mixtures | Stephen Kelly | 1995-05-02 |
| 5356563 | Liquid crystalline mixtures having a chiral tilted smectic phase | Richard Buchecker, Stephen Kelly | 1994-10-18 |
| 5346647 | Cyclohexane compounds used in liquid crystalline mixtures | Stephen Kelly | 1994-09-13 |
| 5250222 | Optically active compounds used for liquid crystalline mixtures | Stephen Kelly, Alois Villiger | 1993-10-05 |
| 5244597 | Liquid crystalline mixtures having a chiral tilted smectic phase | Richard Buchecker, Stephen Kelly | 1993-09-14 |
| 5104569 | Liquid crystalline mixtures including 2-phenylpyridine compounds | Alois Villiger | 1992-04-14 |
| 5093027 | Chiral dopants for liquid crystalline mixtures | Stephen Kelly | 1992-03-03 |
| 5004324 | Liquid crystal display | Martin Schadt | 1991-04-02 |
| 4896947 | Liquid crystal display cell | — | 1990-01-30 |
| 4609255 | Liquid crystal display with twist angle less than 80 degrees | Maarten de Zwart | 1986-09-02 |
| 4529272 | Liquid-crystal display with reduced reflection | Hans Kruger | 1985-07-16 |
| 4521079 | Low-reflection liquid-crystal display | Hans Kruger | 1985-06-04 |