VR

Volker Reiffenrath

Merck: 215 patents #1 of 9,382Top 1%
Sharp Kabushiki Kaisha: 2 patents #5,184 of 10,731Top 50%
📍 Roßdorf, DE: #1 of 121 inventorsTop 1%
Overall (All Time): #2,821 of 4,157,543Top 1%
216
Patents All Time

Issued Patents All Time

Showing 151–175 of 216 patents

Patent #TitleCo-InventorsDate
5520846 Liquid-crystalline medium Herbert Plach, Reinhard Hittich, Eike Poetsch 1996-05-28
5516454 Supertwist liquid crystal display Bernhard Scheuble, Takamasa Oyama, Georg Weber, Herbert Plach, Hans-Adolf Kurmeier 1996-05-14
5496499 Biphenylethanes and liquid-crystalline phase Eike Poetsch, Volker Meyer, Klaus P. Stahl, Ulrich Finkenzeller, Ekkehard Bartmann +6 more 1996-03-05
5494606 1,3-dioxane derivatives, and liquid-crystalline medium Joachim Krause, Reinhard Hittich, Eike Poetsch, Herbert Plach 1996-02-27
5487845 Fluorobenzene derivatives and liquid-crystalline medium Hans-Adolf Kurmeier, Eike Poetsch, Herbert Plach, Ulrich Finkenzeller, Ekkehard Bartmann +2 more 1996-01-30
5480581 Liquid-crystalline medium Herbert Plach, Ulrich Finkenzeller, Eike Poetsch, Bernhard Rieger, Hiroshi Numata 1996-01-02
5454975 Cyanophenylpyri (MI)dine derivatives and liquid-crystalline medium Matthias Bremer, Michael Junge 1995-10-03
5403512 Vinyl compounds, and a liquid-crystalline medium Ekkehard Bartmann, Herbert Plach, Rudolf Eidenschink, Detlef Pauluth, Eike Poetsch +4 more 1995-04-04
5389291 3,6-disubstituted 2-halopyridines Thomas Geelhaar 1995-02-14
5389295 Benzene derivatives, and a liquid crystal medium Andreas Wachtler, Reinhard Hittich, Eike Poetsch, Herbert Plach, David Coates +3 more 1995-02-14
5389290 Nitrogen-containing heterocycles Joachim Krause, Rudolf Eidenschink, Klaus Bofinger, Reinhard Hopf, Eike Poetsch +2 more 1995-02-14
5387689 Chiral valerolactone derivatives Ulrich Finkenzeller 1995-02-07
5384065 Matrix liquid-crystal display Thomas Geelhaar, Bernhard Rieger, Ekkehard Bartmann, David Coates 1995-01-24
5374374 Supertwist liquid-crystal display Georg Weber, Herbert Plach, Hiroki Yoshitake, Hiroshi Numata 1994-12-20
5356560 2-fluoroperfluoroalkylcyclohexene derivatives Herbert Plach 1994-10-18
5350535 Liquid-crystalline medium Bernhard Rieger, Reinhard Hittich, Herbert Plach 1994-09-27
5344587 Electrooptical liquid-crystal system David Coates, Shirley Ann Marden, Graham Smith, Ulrich Finkenzeller, Reinhard Hittich +1 more 1994-09-06
5330679 Nematic liquid-crystal composition for active matrix application Kei Sasaki, Masako Okada, Shuichi Kohzaki, Fumiaki Funada, Bernhard Rieger +5 more 1994-07-19
5328642 Liquid-crystalline medium Bernhard Rieger, Reinhard Hittich 1994-07-12
5318721 Nematic liquid-crystalline phases Joachim Krause, Thomas Geelhaar, Rudolf Eidenschink, Hans-Adolf Kurmeier, Eike Poetsch +2 more 1994-06-07
5308542 4,4'-disubstituted 2',3-difluorobisphenyls and a liquid-crystalline medium Eike Poetsch, Reinhard Hittich, Bernhard Rieger 1994-05-03
5308543 Nematic liquid-crystal composition for active matrix application Kei Sasaki, Masako Okada, Shuichi Kohzaki, Fumiaki Funada, Bernhard Rieger +5 more 1994-05-03
5308537 Mesogenic compounds David Coates, Simon Greenfield, Ian C. Sage, Bernhard Rieger 1994-05-03
5308541 Halogenated benzene derivatives, and a liquid-crystalline medium Reinhard Hittich, Eike Poetsch, Bernhard Rieger, Andreas Wachtler, David Coates +1 more 1994-05-03
5286411 Liquid-crystalline medium Bernhard Rieger, Reinhard Hittich, David Coates, Hans-Adolf Kurmeier, Herbert Plach 1994-02-15