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US Patent 8339566 Low-twist chiral liquid crystal polarization gratings and related fabrication methods

Patent 8339566 was granted and assigned to North Carolina State University on December, 2012 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

North Carolina State University

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

8339566

Patent Inventor Names

Chulwoo Oh0

Michael James Escuti0

Ravi Komanduri0

Date of Patent

December 25, 2012

Patent Application Number

12596189

Date Filed

April 16, 2008

Patent Citations Received

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US Patent 11977233 Eyepieces for augmented reality display system

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US Patent 11982916 Variable-focus virtual image devices based on polarization conversion

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US Patent 11982906 Polarization-independent diffractive optical structures

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US Patent 11994661 Simultaneous focusing of an optical system to multiple focal planes using liquid crystal polarization lenses

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US Patent 12001091 Spatially variable liquid crystal diffraction gratings

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US Patent 11714326 Variable-focus virtual image devices based on polarization conversion

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Patent Primary Examiner

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Tina Wong

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