Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
EP

Eike Poetsch

Merck: 146 patents #4 of 9,382Top 1%
Sharp Kabushiki Kaisha: 5 patents #3,007 of 10,731Top 30%
CCCiba Specialty Chemicals: 2 patents #484 of 1,233Top 40%
CICiba-Geigy: 1 patents #1,572 of 2,867Top 55%
Darmstadt, DE: #4 of 1,865 inventorsTop 1%
Overall (All Time): #6,058 of 4,157,543Top 1%
152 Patents All Time

Issued Patents All Time

Showing 76–100 of 152 patents

Patent #TitleCo-InventorsDate
5718840 Benzene derivatives, and liquid-crystalline medium Herbert Plach, Detlef Pauluth, Joachim Krause, Georg Weber, Volker Reiffenrath 1998-02-17
5698761 Coordination catalyst systems Ludwig Pohl, Herbert Schumann, Karin Weiss, Karl Thiele, Hans-Ludwig Hirsch 1997-12-16
5641429 Fluorobenzene derivatives and liquid-crystalline medium Volker Reiffenrath, Hans-Adolf Kurmeier, Herbert Plach, Ulrich Finkenzeller, Ekkehard Bartmann +2 more 1997-06-24
5639883 Process for preparing substituted 4-methylidenecinnamic acid derivatives Volker Meyer, Ulrich Heywang, Inge Stein, Michael Schwarz, Michael Kompter 1997-06-17
5637672 Polyimides for STN displays Bernhard Rieger, Ekkehard Bartmann 1997-06-10
5626793 Liquid-crystalline compounds Volker Reiffenrath, Herbert Plach, Detlef Pauluth, Reinhard Hittich, Thomas Geelhaar +2 more 1997-05-06
5578241 Liquid crystal display Herbert Plach, Bernhard Rieger, Volker Reiffenrath 1996-11-26
5565140 Halogenated benzene derivatives, and a liquid-crystalline medium Reinhard Hittich, Volker Reiffenrath, Bernhard Rieger, Andreas Wachtler, David Coates +1 more 1996-10-15
5536442 Fluorinated liquid crystal compounds and liquid crystal medium containing same Volker Reiffenrath, Hans-Adolf Kurmeier, Herbert Plach, Ulrich Finkenzeller, Ekkehard Bartmann +4 more 1996-07-16
5532112 Coreactive photoinitators Manfred Kohler, Jorg Ohngemach, Rudolf Eidenschink, Gerhard Greber, Dieter Dorsch +3 more 1996-07-02
5520846 Liquid-crystalline medium Herbert Plach, Reinhard Hittich, Volker Reiffenrath 1996-05-28
5496499 Biphenylethanes and liquid-crystalline phase Volker Meyer, Klaus P. Stahl, Volker Reiffenrath, Ulrich Finkenzeller, Ekkehard Bartmann +6 more 1996-03-05
5494606 1,3-dioxane derivatives, and liquid-crystalline medium Volker Reiffenrath, Joachim Krause, Reinhard Hittich, Herbert Plach 1996-02-27
5487845 Fluorobenzene derivatives and liquid-crystalline medium Volker Reiffenrath, Hans-Adolf Kurmeier, Herbert Plach, Ulrich Finkenzeller, Ekkehard Bartmann +2 more 1996-01-30
5480581 Liquid-crystalline medium Herbert Plach, Ulrich Finkenzeller, Volker Reiffenrath, Bernhard Rieger, Hiroshi Numata 1996-01-02
5478496 Media containing thiazole derivatives and thiadiazole derivatives and having a smectic liquid-crystalline phase George W. Gray, Richard M. Scrowston, Kenneth J. Toyne, David Lacey, Adam Jackson +4 more 1995-12-26
5458805 Phenylcyclohexanes and a liquid-crystalline medium Andreas Wachtler, Reinhard Hittich, Herbert Plach, David Coates, Bernhard Rieger +1 more 1995-10-17
5456860 Matrix liquid-crystal display Ulrich Finkenzeller, Reinhard Hittich 1995-10-10
5445764 Cyclobutane benzene derivatives Werner Binder, Volker Meyer, Ulrich Finkenzeller, Bernhard Rieger 1995-08-29
5431850 Nematic liquid-crystal composition for active matrix application Masako Nakamura, Kei Sasaki, Shuichi Kohzaki, Fumiaki Funada, Hiroshi Numata +2 more 1995-07-11
5403512 Vinyl compounds, and a liquid-crystalline medium Ekkehard Bartmann, Herbert Plach, Rudolf Eidenschink, Volker Reiffenrath, Detlef Pauluth +4 more 1995-04-04
5393459 Optically active compounds, and a liquid-crystalline phase Andreas Wachtler, Thomas Geelhaar, Reinhard Hittich, Ekkehard Bartmann, Joachim Krause 1995-02-28
5389290 Nitrogen-containing heterocycles Joachim Krause, Rudolf Eidenschink, Klaus Bofinger, Reinhard Hopf, Volker Reiffenrath +2 more 1995-02-14
5389289 Liquid-crystalline medium Bernhard Rieger, Hans-Adolf Kurmeier, Herbert Plach, Ekkehard Bartmann 1995-02-14
5389295 Benzene derivatives, and a liquid crystal medium Andreas Wachtler, Reinhard Hittich, Herbert Plach, David Coates, Ulrich Finkenzeller +3 more 1995-02-14