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Class Information
Number: 349/194
Name: Liquid crystal cells, elements and systems > Liquid crystal optical element > Passive liquid crystal polarizer
Description: Subject matter wherein liquid crystal material of a liquid crystal cell varies the polarization of incident light rays without application of excitation.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7611759 |
Polarizer, method of manufacturing the polarizer, apparatus for manufacturing the polarizer, and display apparatus having the polarizer |
Nov. 3, 2009 |
| 7499608 |
Apparatus and method for optical switching with liquid crystals and birefringent wedges |
Mar. 3, 2009 |
| 7492986 |
Apparatus and method for optical switching with liquid crystals and birefringent wedges |
Feb. 17, 2009 |
| 7486376 |
Broadband reflective polarizer for liquid crystal display using overcoating method |
Feb. 3, 2009 |
| 7453640 |
Liquid crystal display including O-type and E-type polarizer |
Nov. 18, 2008 |
| 7446847 |
Optical isolator and optical device |
Nov. 4, 2008 |
| 7446848 |
Optical element, condensing backlight system and liquid crystal display |
Nov. 4, 2008 |
| 7443474 |
Optical compensatory sheet having optically anistropic layer formed from liquid crystal molecules |
Oct. 28, 2008 |
| 7443464 |
Liquid crystal display unit |
Oct. 28, 2008 |
| 7429111 |
Two-panel color management system |
Sep. 30, 2008 |
| 7400377 |
Display having particular polarisation modifying layer |
Jul. 15, 2008 |
| 7391568 |
Luminous intensity distribution control device and display having the same |
Jun. 24, 2008 |
| 7385669 |
Twisted nematic micropolarizer and its method of manufacturing |
Jun. 10, 2008 |
| 7357510 |
Projection-type 3-D image display device using single projector |
Apr. 15, 2008 |
| 7289189 |
Birefringent filter-based color generation scheme for a passive matrix display device |
Oct. 30, 2007 |
| 7274427 |
Method of producing optical element by patterning liquid crystal films |
Sep. 25, 2007 |
| 7253871 |
Efficient room-temperature source of polarized single photons |
Aug. 7, 2007 |
| 7247356 |
Privacy screen for a display |
Jul. 24, 2007 |
| 7248331 |
Polarizer, optical film, and image display |
Jul. 24, 2007 |
| 7242524 |
Optical system for forming a real image in space |
Jul. 10, 2007 |
| 7226172 |
Illumination attenuation system |
Jun. 5, 2007 |
| 7224426 |
Optical element |
May. 29, 2007 |
| 7173760 |
Luminous intensity distribution control device and display having the same |
Feb. 6, 2007 |
| 7154573 |
Electro-optical device and electronic apparatus including the same |
Dec. 26, 2006 |
| 7132138 |
Liquid crystal information displays |
Nov. 7, 2006 |
| 7119873 |
Polarizing plate and liquid crystal display using the same |
Oct. 10, 2006 |
| 7110071 |
Liquid crystal display device and electronic apparatus |
Sep. 19, 2006 |
| 7052746 |
Privacy screen for a display |
May. 30, 2006 |
| 7041233 |
Method of generating a 3-dimensional effect |
May. 9, 2006 |
| 7034909 |
Super broad-band polarizing reflective material |
Apr. 25, 2006 |
| 7031053 |
Dichroic polarizer and material |
Apr. 18, 2006 |
| 7030424 |
Substrate, method of manufacturing the same and display apparatus having the same |
Apr. 18, 2006 |
| 7002662 |
Method of producing optical element by patterning liquid crystal films |
Feb. 21, 2006 |
| 6999155 |
Polarization rotator, parallax barrier, display and optical modulator |
Feb. 14, 2006 |
| 6962734 |
Sulfoderivatives of indanthrone, lyotropic liquid crystal system and anisotropic film on their base |
Nov. 8, 2005 |
| 6937307 |
Optical compensatory sheet having optically anisotropic layer formed from liquid crystal molecules |
Aug. 30, 2005 |
| 6928200 |
Ultra-thin polarization mode converters based on liquid crystal materials |
Aug. 9, 2005 |
| 6911238 |
Liquid crystal compositions, polarization selective membranes and liquid crystal displays |
Jun. 28, 2005 |
| 6906764 |
Reflective cholesteric filter |
Jun. 14, 2005 |
| 6891585 |
Circularly-polarized-light-extracting optical element having chlosteric layer with changing chiral pitch |
May. 10, 2005 |
| 6888612 |
Liquid crystal film structures with phase-retardation surface regions formed therein |
May. 3, 2005 |
| 6862073 |
Circularly-polarized-light extracting optical element and process of producing the same |
Mar. 1, 2005 |
| 6853437 |
Liquid crystal display and method for manufacturing the same |
Feb. 8, 2005 |
| 6853423 |
Quarter wave plate comprising two optically anisotropic layers |
Feb. 8, 2005 |
| 6836307 |
Process of producing multicolor optical element |
Dec. 28, 2004 |
| 6778237 |
Polarizing element |
Aug. 17, 2004 |
| 6774961 |
Broad-band polarizer and method of fabricating broad-band polarizers |
Aug. 10, 2004 |
| 6768586 |
Polarizer constructions and display devices exhibiting unique color effects |
Jul. 27, 2004 |
| 6762538 |
Electroluminescence element with mixture of electroluminescence material and orientating material |
Jul. 13, 2004 |
| 6706339 |
Laminate polarizer and liquid crystal display |
Mar. 16, 2004 |
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