HK

Hans-Adolf Kurmeier

Merck: 44 patents #141 of 9,382Top 2%
Overall (All Time): #63,560 of 4,157,543Top 2%
46
Patents All Time

Issued Patents All Time

Showing 1–25 of 46 patents

Patent #TitleCo-InventorsDate
7445818 Matrix liquid crystal display Georg Weber, Ludwig Pohl, Reinhard Hittich, Herbert Plach, Bernhard Scheuble +3 more 2008-11-04
7186447 Matrix liquid crystal display Georg Weber, Ludwig Pohl, Reinhard Hittich, Herbert Plach, Bernhard Scheuble +3 more 2007-03-06
6905740 Matrix liquid crystal display Georg Weber, Ludwig Pohl, Reinhard Hittich, Herbert Plach, Bernhard Scheuble +3 more 2005-06-14
6562419 Matrix liquid crystal display Georg Weber, Ludwig Pohl, Reinhard Hittich, Herbert Plach, Bernhard Scheuble +3 more 2003-05-13
6326066 1,4-disubstituted 2,6-difluorobenzene compounds, and a liquid-crystalline medium Eike Poetsch, Volker Meyer, Volker Reiffenrath, Andreas Wachtler, Ulrich Finkenzeller +5 more 2001-12-04
6210760 Supertwist liquid crystal display Georg Weber, Herbert Plach, Takamasa Oyama, Hiroki Yoshitake, Bernhard Scheuble +3 more 2001-04-03
6200654 1,4-disubstituted 2,6-difluorobenzene compounds, and a liquid-crystalline medium Eike Poetsch, Volker Meyer, Volker Reiffenrath, Andreas Wachtler, Ulrich Finkenzeller +5 more 2001-03-13
6004479 Matrix liquid crystal display Georg Weber, Ludwig Pohl, Reinhard Hittich, Herbert Plach, Bernhard Scheuble +3 more 1999-12-21
5985171 Liquid-crystalline medium Bernhard Rieger, Reinhard Hittich, David Coates, Herbert Plach 1999-11-16
5876626 Supertwist liquid crystal display Georg Weber, Herbert Plach, Takamasa Oyama, Hiroki Yoshitake, Bernhard Scheuble +3 more 1999-03-02
5746941 Liquid-crystalline medium Bernhard Rieger, Reinhard Hittich, David Coates, Herbert Plach 1998-05-05
5641429 Fluorobenzene derivatives and liquid-crystalline medium Volker Reiffenrath, Eike Poetsch, Herbert Plach, Ulrich Finkenzeller, Ekkehard Bartmann +2 more 1997-06-24
5536442 Fluorinated liquid crystal compounds and liquid crystal medium containing same Volker Reiffenrath, Eike Poetsch, Herbert Plach, Ulrich Finkenzeller, Ekkehard Bartmann +4 more 1996-07-16
5519525 Matrix liquid crystal display Georg Weber, Ludwig Pohl, Reinhard Hittich, Herbert Plach, Bernhard Scheuble +3 more 1996-05-21
5516454 Supertwist liquid crystal display Bernhard Scheuble, Takamasa Oyama, Georg Weber, Herbert Plach, Volker Reiffenrath 1996-05-14
5496499 Biphenylethanes and liquid-crystalline phase Eike Poetsch, Volker Meyer, Klaus P. Stahl, Volker Reiffenrath, Ulrich Finkenzeller +6 more 1996-03-05
5487845 Fluorobenzene derivatives and liquid-crystalline medium Volker Reiffenrath, Eike Poetsch, Herbert Plach, Ulrich Finkenzeller, Ekkehard Bartmann +2 more 1996-01-30
5397505 Liquid crystalline medium Bernhard Rieger, Hiroki Yoshitake, Thomas Jacob, Herbert Plach, Ulrich Finkenzeller 1995-03-14
5389289 Liquid-crystalline medium Bernhard Rieger, Eike Poetsch, Herbert Plach, Ekkehard Bartmann 1995-02-14
5389292 Difluoromethyl compounds Dieter Dorsch, Ekkehard Bartmann, Ulrich Finkenzeller, Georg Weber, Herbert Plach +1 more 1995-02-14
5387369 Supertwist liquid crystal display Georg Weber, Herbert Plach, Takamasa Oyama, Hiroki Yoshitake, Bernhard Scheuble +3 more 1995-02-07
5378395 Matrix liquid crystal display Georg Weber, Ludwig Pohl, Reinhard Hittich, Herbert Plach, Bernhard Scheuble +3 more 1995-01-03
5348677 Electro-optical liquid crystal display element Eike Poetsch, Rudolf Eidenschink, Georg Weber, Andreas Wachtler 1994-09-20
5324449 Substituted phenyl trifluoromethyl ethers Bernhard Scheuble, Eike Poetsch, Ulrich Finkenzeller 1994-06-28
5318721 Nematic liquid-crystalline phases Volker Reiffenrath, Joachim Krause, Thomas Geelhaar, Rudolf Eidenschink, Eike Poetsch +2 more 1994-06-07