Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7547402 | Flexible foil moveable by means of light | Dirk Jan Broer, Christiane Maria Rosette De Witz | 2009-06-16 |
| 6177216 | Color filter layer of cholesterically ordered material, and reflective LCD provided with such a color filter layer | Dirk Jan Broer, Frans Leenhouts | 2001-01-23 |
| 5856855 | Edge-lit illumination system containing cholesteric polarizer and diffuser behind waveguide | Dirk Jan Broer, Christianne R.M. De Witz | 1999-01-05 |
| 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, Frans Leenhouts | 1998-10-20 |
| 5676879 | Molecularly oriented synthetic resin composition | Ingrid E. J. R. Heynderickx, Dirk Jan Broer | 1997-10-14 |
| 4741596 | Optical glass fibre having a synthetic resin coating and method of manufacturing same | Dirk Jan Broer | 1988-05-03 |
| 4738509 | Optical glass fiber having a synthetic resin cladding | Dirk Jan Broer | 1988-04-19 |
| 4733941 | Optical fibre comprising a synthetic resin cladding and method of and device for manufacturing such an optical fibre | Dirk Jan Broer, Cornelis M. G. Jochem | 1988-03-29 |
| 4718748 | Optical glass fibre having a synthetic resin cladding and method of manufacturing same | Dirk Jan Broer | 1988-01-12 |