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Class Information
Number: 359/491
Name: Optical: systems and elements > Polarization without modulation > Light polarization without any external input > By dichroic medium > Stain or dye
Description: Subject matter wherein a coloring agent is absorbed by the polarization medium to affect the polarization of the applied light beam.

Patents under this class:
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Patent Number Title Of Patent Date Issued
7859753 Optical birefringence filters with interleaved absorptive and zero degree reflective polarizers Dec. 28, 2010
7845800 Polarization converting element and projector provided with same Dec. 7, 2010
7820080 Method for producing polarizing film, polarizing film, and image display using the polarizing film Oct. 26, 2010
7781068 Polarizing-plate-protecting film and polarizing plate Aug. 24, 2010
7763330 Dichroic guest-host polarizer comprising an oriented polymer film Jul. 27, 2010
7758973 Optical filter and organic EL display using the same Jul. 20, 2010
7643211 Intrinsic polarizer Jan. 5, 2010
7625626 Light polarizing products and method of making same Dec. 1, 2009
7573637 Intrinsic polarizer and method of manufacturing an intrinsic polarizer Aug. 11, 2009
7457037 Transparent polarizing optical products and fabrication thereof Nov. 25, 2008
7450305 Polarizing plate and liquid crystal display device using the same Nov. 11, 2008
7405878 Method of transforming a light beam, optical film for performing the method, and display device having the optical film Jul. 29, 2008
7339736 Light polarizing film Mar. 4, 2008
7304147 Azo compound and salt thereof Dec. 4, 2007
7289266 Polarizer, optical film, and image display Oct. 30, 2007
7282574 Dichroic azo dyestuff and the polarizing film making from the same Oct. 16, 2007
7276268 Poly-azo compound, and polarization film having said compound Oct. 2, 2007
7232594 Polarizer and liquid crystal display element Jun. 19, 2007
7221510 Method of producing polarizing film, polarizing film and image display device using the same May. 22, 2007
7203002 Polarizer, polarizing plate, liquid crystal display, and image display, and a method for producing the polarizer Apr. 10, 2007
7136225 Polarizing plate and method for producing the same Nov. 14, 2006
7132138 Liquid crystal information displays Nov. 7, 2006
7119956 Liquid crystal display with mixed polarizers for high temperature operations Oct. 10, 2006
7110177 Polarizing film and image display Sep. 19, 2006
7108897 Dye type polarizing plate Sep. 19, 2006
7088511 Light polarizing film and method of making same Aug. 8, 2006
7070715 Disazo compound or salt thereof and polarizing film using the same Jul. 4, 2006
7070913 Photo-induced dichroic polarizers and fabrication methods thereof Jul. 4, 2006
7031053 Dichroic polarizer and material Apr. 18, 2006
7006174 Polarizing film polarizing plate and liquid crystal display Feb. 28, 2006
7006286 Optical member, method for producing the same, adhesive optical member and image viewing display Feb. 28, 2006
6985292 Polarizing plate and liquid-crystal display containing the same Jan. 10, 2006
6974232 Compact lighting system with improved light transmission and color filters Dec. 13, 2005
6965473 Polarizing plate and liquid crystal display device using the same Nov. 15, 2005
6956699 Polarizer to improve contrast for liquid crystal display from down view angle Oct. 18, 2005
6942925 Dichroic polarizer Sep. 13, 2005
6888676 Method of making polarizer and antireflection microstructure for mobile phone display and window May. 3, 2005
6813078 Process of producing a polarizer, polarizer, polarizing plate, and visual display Nov. 2, 2004
6807006 Method of manufacturing polarized spectacle lens Oct. 19, 2004
6790490 Dye type polarizing plate Sep. 14, 2004
6768586 Polarizer constructions and display devices exhibiting unique color effects Jul. 27, 2004
6761452 Light polarizing film with melanin Jul. 13, 2004
6757102 Polarizer, polarizing plate, and visual display Jun. 29, 2004
6650473 Method of manufacturing polarized spectacle lens Nov. 18, 2003
6624936 Color-compensated information displays Sep. 23, 2003
6606136 Iodine-type polarizing plate enables neutral white in white display and neutral black in black display Aug. 12, 2003
6590705 Optical film with co-continuous phases Jul. 8, 2003
6583929 Light-polarizing film Jun. 24, 2003
6563640 Dichroic polarizer and method for making the same May. 13, 2003
6556693 Apparatus for examining the degree of stain on printed matter Apr. 29, 2003

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