AW

Andreas Wachtler

Merck: 62 patents #64 of 9,382Top 1%
Overall (All Time): #37,096 of 4,157,543Top 1%
62
Patents All Time

Issued Patents All Time

Showing 26–50 of 62 patents

Patent #TitleCo-InventorsDate
5248447 2,3-difluorohydroquinone derivatives Volker Reiffenrath, Joachim Krause, Georg Weber, Thomas Geelhaar, David Coates +2 more 1993-09-28
5236620 2,3-difluorobenzene derivatives Volker Reiffenrath, Joachim Krause, Georg Weber, Thomas Geelhaar 1993-08-17
5232624 Chiral 1,2-difluorobenzene derivatives Volker Reiffenrath, Joachim Krause, Thomas Geelhaar, Ekkehard Bartmann, Reinhard Hittich 1993-08-03
5230827 Derivatives of 2,3-difluorobenzoic acid Volker Reiffenrath, Joachim Krause, Georg Weber, Thomas Geelhaar 1993-07-27
5211878 Difluorobenzonitrile derivatives Volker Reiffenrath, Joachim Krause, Georg Weber, Ulrich Finkenzeller 1993-05-18
5209866 Heterocyclic 1,2-difluorobenzene derivatives Volker Reiffenrath, Joachim Krause, Thomas Geelhaar 1993-05-11
5204476 Fluorophenylpyridines Eike Poetsch, Thomas Geelhaar, Reinhard Hittich, Volker Reiffenrath, Hans-Michael Kompter 1993-04-20
5204019 2,3-difluorobiphenyls Volker Reiffenrath, Joachim Krause, Georg Weber, Ulrich Finkenzeller, David Coates +6 more 1993-04-20
5198149 Smectic liquid-crystal medium Volker Reiffenrath, Joachim Krause, Thomas Geelhaar, David Coates, Ian C. Sage +1 more 1993-03-30
5196141 5-oxy-2-phenylpyridines, and a liquid-crystalline medium Volker Reiffenrath, Reinhard Hittich, Thomas Geelhaar, Eike Poetsch 1993-03-23
5196140 Electro-optical liquid crystal display element Eike Poetsch, Hans-Adolf Kurmeier, Rudolf Eidenschink, Georg Weber 1993-03-23
5171469 Liquid-crystal matrix display Reinhard Hittich, Georg Weber, Herbert Plach, Bernard Scheuble 1992-12-15
5167859 2,5-disubstituted heterocycle and liquid-crystalline phase Thomas Geelhaar, Hans-Adolf Kurmeier, Detlef Pauluth 1992-12-01
5164111 Polymerizable liquid-crystal material and polymers exhibiting liquid-crystal phases Dieter Dorsch, Rudolf Eidenschink, Bernhard Rieger, Heino Finkelmann 1992-11-17
5116527 Display element based on the electroclinic effect David Coates, Ian C. Sage, Thomas Geelhaar 1992-05-26
5093026 Biphenylylethanes David I. Bishop, Stephen J. Lewis, David Coates, Simon Greenfield, Eike Poetsch +5 more 1992-03-03
5075032 Smectic liquid-crystalline phases Reinhard Hopf, Bernhard Scheuble 1991-12-24
5068389 Tertiary alcohols Rudolf Eidenschink, Joachim Krause, Hans-Adolf Kurmeier 1991-11-26
5064569 Optically active compounds Thomas Geelhaar, Bernhard Scheuble 1991-11-12
5055221 Smectic liquid-crystalline phases Bernhard Scheuble, Klaus Bofinger, Reinhard Hopf, Axel Pausch, Rudolf Eidenschink +1 more 1991-10-08
5002694 Nitrogen-containing heterocyclic compounds Rudolf Eidenschink, Joachim Krause, Bernhard Scheuble 1991-03-26
4985583 Cyclohexane derivatives Rudolf Eidenschink, Joachim Krause, Reinhard Hittich, Bernhard Scheuble, Georg Weber +1 more 1991-01-15
4970022 Liquid-crystalline mustard oils Bernhard Scheuble, Rudolf Eidenschink, Joachim Krause, Eike Poetsch 1990-11-13
4925590 Derivatives of 4-cyano-2,3-difluorophenol Volker Reiffenrath, Joachim Krause, Georg Weber, Ulrich Finkenzeller 1990-05-15
4913837 Heterocyclic compounds George W. Gray, Kenneth J. Toyne, David Lacey, Michael P. Burrow, Rudolf Eidenschink +1 more 1990-04-03