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Hans A. Kurmeier
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Seeheim-Hugenheim, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Matrix liquid crystal display
Patent number
7,445,818
Issue date
Nov 4, 2008
Merck Patent Gesellschaft mit beschrankter Haftung
Georg Weber
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Matrix liquid crystal display
Patent number
7,186,447
Issue date
Mar 6, 2007
Merck Patent GmbH
Georg Weber
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Matrix liquid crystal display
Patent number
6,905,740
Issue date
Jun 14, 2005
Merck Patent GmbH
Georg Weber
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Matrix liquid crystal display
Patent number
6,562,419
Issue date
May 13, 2003
Merck Patent Gesellschaft mit beschrankter Haftung
Georg Weber
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
1,4-disubstituted 2,6-difluorobenzene compounds, and a liquid-cryst...
Patent number
6,326,066
Issue date
Dec 4, 2001
Merck Patent Gesellschaft mit Reschankter Haftung
Eike Poetsch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Supertwist liquid crystal display
Patent number
6,210,760
Issue date
Apr 3, 2001
Merck Patent Gesellschaft mit beschrankter Haftung
Georg Weber
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
1,4-disubstituted 2,6-difluorobenzene compounds, and a liquid-cryst...
Patent number
6,200,654
Issue date
Mar 13, 2001
Merck Patent Gesellschaft mit beschrankter Haftung
Eike Poetsch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Matrix liquid crystal display
Patent number
6,004,479
Issue date
Dec 21, 1999
Merck KGaA
Georg Weber
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Liquid-crystalline medium
Patent number
5,985,171
Issue date
Nov 16, 1999
Merck Patent Gesellschaft mit beschrankter Haftung
Bernhard Rieger
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Supertwist liquid crystal display
Patent number
5,876,626
Issue date
Mar 2, 1999
Merck Patent Gesellschaft mit beschrankter Haftung
Georg Weber
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Liquid-crystalline medium
Patent number
5,746,941
Issue date
May 5, 1998
Merck Patent Gesellschaft mit beschrankter Haftung
Bernhard Rieger
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Fluorobenzene derivatives and liquid-crystalline medium
Patent number
5,641,429
Issue date
Jun 24, 1997
Merck Patent Gesellschaft mit beschrankter Haftung
Volker Reiffenrath
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Fluorinated liquid crystal compounds and liquid crystal medium cont...
Patent number
5,536,442
Issue date
Jul 16, 1996
Merck Patent Gesellschaft mit beschrankter Haftung
Volker Reiffenrath
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Matrix liquid crystal display
Patent number
5,519,525
Issue date
May 21, 1996
Merck Patent Gesellschaft mit beschrankter Haftung
Georg Weber
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Supertwist liquid crystal display
Patent number
5,516,454
Issue date
May 14, 1996
Merck Patent Gesellschaft mit beschrankter Haftung
Bernhard Scheuble
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Biphenylethanes and liquid-crystalline phase
Patent number
5,496,499
Issue date
Mar 5, 1996
Merck Patent Gesellschaft mit beschrankter Haftung
Eike Poetsch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Fluorobenzene derivatives and liquid-crystalline medium
Patent number
5,487,845
Issue date
Jan 30, 1996
Merck Patent Gesellschaft mit beschrankter Haftung
Volker Reiffenrath
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Liquid crystalline medium
Patent number
5,397,505
Issue date
Mar 14, 1995
Merck Patent Gesellschaft mit beschrankter Haftung
Bernhard Rieger
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Liquid-crystalline medium
Patent number
5,389,289
Issue date
Feb 14, 1995
Merck Patent Gesellschaft mit beschrankter Haftung
Bernhard Rieger
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Difluoromethyl compounds
Patent number
5,389,292
Issue date
Feb 14, 1995
Merck Patent Gesellschaft mit beschrankter Haftung
Dieter Dorsch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Supertwist liquid crystal display
Patent number
5,387,369
Issue date
Feb 7, 1995
Merck Patent Gesellschaft mit beschrankter Haftung
Georg Weber
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Matrix liquid crystal display
Patent number
5,378,395
Issue date
Jan 3, 1995
Merck Patent Gesellschaft mit beschrankter Haftung
Georg Weber
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Electro-optical liquid crystal display element
Patent number
5,348,677
Issue date
Sep 20, 1994
Merck Patent Gesellschaft mit beschrankter Haftung
Eike Poetsch
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Substituted phenyl trifluoromethyl ethers
Patent number
5,324,449
Issue date
Jun 28, 1994
Merck Patent Gesellschaft mit beschrankter Haftung
Hans-Adolf Kurmeier
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Nematic liquid-crystalline phases
Patent number
5,318,721
Issue date
Jun 7, 1994
Merck Patent Gesellschaft mit beschrankter Haftung
Volker Reiffenrath
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Trifluorotoluene compounds, and a liquid crystalline medium
Patent number
5,292,454
Issue date
Mar 8, 1994
Merck Patent Gesellschaft mit beschrankter Haftung
Hans A. Kurmeier
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Liquid-crystalline medium
Patent number
5,286,411
Issue date
Feb 15, 1994
Merck Patent Gesellschaft mit beschrankter Haftung
Bernhard Rieger
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Trifluoromethylcyclohexane derivatives
Patent number
5,209,868
Issue date
May 11, 1993
Merck Patent Gesellschaft mit beschrankter Haftung
Volker Reiffenrath
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Difluorobenzonitriles and liquid-crystalline medium
Patent number
5,204,017
Issue date
Apr 20, 1993
Merck Patent GmbH
Volker Reiffenrath
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Electro-optical liquid crystal display element
Patent number
5,196,140
Issue date
Mar 23, 1993
Merck Patent Gesellschaft mit beschrankter Haftung
Eike Poetsch
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Patents Applications
last 30 patents
Information
Patent Application
Matrix liquid crystal display
Publication number
20070275182
Publication date
Nov 29, 2007
Georg Weber
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Matrix liquid crystal display
Publication number
20050196551
Publication date
Sep 8, 2005
Georg Weber
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Matrix liquid crystal display
Publication number
20030207046
Publication date
Nov 6, 2003
Merck Patent Gesellschaft mit Beschrankter Haftung
Georg Weber
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...