Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9034663 | Sealed thin-film device, method of and system for repairing a sealing layer applied to a thin-film device | Coen Adrianus Verschuren, Herbert Lifka | 2015-05-19 |
| 6406816 | Polymeric gel electrolyte | — | 2002-06-18 |
| 6366335 | Polarization-sensitive beam splitter, method of manufacturing such a beam splitter and magneto-optical scanning device including such a beam splitter | Willem Gerard Ophey, Josephus J. M. Braat | 2002-04-02 |
| 6307604 | Light source having a luminescent layer | Ralf Raue, Thomas Welker | 2001-10-23 |
| 6171518 | Method of preparing a cross-linked macroscopically oriented polymer | Johan Lub | 2001-01-09 |
| 6014197 | Electro-optical device wherein orientation layers have grating structure and comprises birefringent material with refractive indices equal to electro-optic medium | — | 2000-01-11 |
| 5940211 | Optical system which utilizes polarized light | Henri Marie Joseph Boots, Reinhold Wimberger Friedl | 1999-08-17 |
| 5900977 | Polarizing element including layer having alternating areas of birefringent and isotropic materials | — | 1999-05-04 |
| 5798057 | Method of manufacturing a switchable cholesteric filter as well as a luminaire having such a filter | — | 1998-08-25 |
| 5762823 | Switchable cholesteric filter and luminaire having such a filter | — | 1998-06-09 |
| 5748271 | Electroluminescent device having electroluminescent compound and liquid crystalline compound | David B. Braun, Aemilianus G. J. Staring, Hermannus F. M. Schoo, Johan Lub | 1998-05-05 |
| 5589959 | Optical modulation device having a polymer network containing free molecules of a chiral liquid crystalline material | — | 1996-12-31 |
| 5359253 | Piezoelectric material comprising a polymer network | — | 1994-10-25 |
| 5333074 | Display device comprising liquid crystalline material locally formed into a polymer network | — | 1994-07-26 |
| 5262882 | Liquid crystal device orientation layer of an oriented polymer network containing liquid crystal | — | 1993-11-16 |
| 5210630 | Liquid-crystal display device | Ingrid E. J. R. Heynderickx, Dirk Jan Broer | 1993-05-11 |
| 5204763 | Light-scattering element | — | 1993-04-20 |
| 5178710 | Bonding using a difunctional liquid crystalline monomer adhesive under an applied force field | Dirk Jan Broer, Robert G. Gossink | 1993-01-12 |
| 5155610 | Method of providing a liquid crystalline auxiliary layer in a display cell | Dirk Jan Broer | 1992-10-13 |