Van Der Veen; Jan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Van Der Veen; Jan.The latest application filed is for "method of manufacturing a polarization filter and a polarization filter so obtained".
- Van Der Veen; Jan - Eindhoven NL
| Patent | Date |
|---|---|
| Method of manufacturing a polarization filter and a polarization filter so obtained Grant 5,024,850 - Broer , et al. June 18, 1 | 1991-06-18 |
| Method of manufacturing a laminated element and the element thus obtained Grant 4,983,479 - Broer , et al. January 8, 1 | 1991-01-08 |
| Recording element having a pyrylium or thiopyrylium-squarylium dye layer and new pyrylium or thiopyrylium-squarylium compounds Grant 4,508,811 - Gravesteijn , et al. April 2, 1 | 1985-04-02 |
| Optical recording medium and method of optically recording information thereon Grant 4,298,975 - van der Veen , et al. November 3, 1 | 1981-11-03 |
| Liquid crystalline compounds Grant 4,107,189 - van der Veen , et al. August 15, 1 | 1978-08-15 |
| Liquid crystalline azobenzene compounds Grant 3,984,392 - van der Veen , et al. October 5, 1 | 1976-10-05 |
| Liquid crystalline azoxybenzene compounds Grant 3,907,768 - van der Veen , et al. September 23, 1 | 1975-09-23 |
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