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Patent applications and USPTO patent grants for Herr; Rolf Peter.The latest application filed is for "coumarin and quinolinone derivatives for the production of orienting layers for liquid crystals".
Patent | Date |
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Coumarin and quinolinone derivatives for the production of orienting layers for liquid crystals Grant 6,201,087 - Herr , et al. March 13, 2 | 2001-03-13 |
Linear and cyclic polymers or oligomers having a photoreactive ethene group Grant RE36,625 - Herr , et al. March 21, 2 | 2000-03-21 |
Linear and cyclic polymers or oligomers having a photoreactive ethene group Grant 5,539,074 - Herr , et al. July 23, 1 | 1996-07-23 |
Optically non-linear polymeric coatings Grant 5,447,662 - Herr , et al. September 5, 1 | 1995-09-05 |
Quasi-phased matched optical waveguide frequency conversion element having a ferroelectric liquid crystalline material exhibiting a periodic structure Grant 5,335,303 - Buchecker , et al. August 2, 1 | 1994-08-02 |
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