US Patent 7169448 Optical compensator and liquid crystal display l
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Patent Inventor Names
David Coates0
Mark Verrall0
Owain Llyr Parri0
Peter Le Masurier0
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Patent abstract
The invention relates to an optical compensator for liquid crystal displays comprisingat least one O plate retarder, andat least one twisted A plate retarder with a twist angle φ of more than 90°,and further relates to a liquid crystal display comprising such a compensator.
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US Patent 07169448 Optical compensator and liquid crystal display l US Patent 7169448 Optical compensator and liquid crystal display l
Infobox
Patent Number
071694480
Patent Number
71694480
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Patent Jurisdiction
Patent Number
071694480
Date of Patent
January 30, 2007
0Patent Application Number
110596590
Date Filed
February 17, 2005
0Official Website
Patent Primary Examiner
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US Patent 07169448 Optical compensator and liquid crystal display l
Infobox
Is a
Patent jurisdiction
Patent number
07169448
Date of patent
January 30, 2007
Patent application number
11059659
Date Filed
February 17, 2005
Patent primary examiner
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