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Class Information
Number: 349/16
Name: Liquid crystal cells, elements and systems > Liquid crystal system > Liquid crystal window
Description: Subject matter wherein a liquid crystal cell acts as an electrically excited shade for a window, by blocking light and/or reducing glare.


Patents under this class:
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Patent Number Title Of Patent Date Issued
7551239 Viewing angle control element and image display based on same Jun. 23, 2009
7525604 Windows with electrically controllable transmission and reflection Apr. 28, 2009
7518673 Electronic apparatus Apr. 14, 2009
7486342 Electrically controllable device having variable optical qualities or system which is holographic, thermotropic or which has suspended particles Feb. 3, 2009
7466379 Display apparatus Dec. 16, 2008
7436482 Laminated glass including a light adjuster with an electrode structure having particular thickness Oct. 14, 2008
7420585 Image capture and display device Sep. 2, 2008
7411637 System and method for varying the reflectance or transmittance of light Aug. 12, 2008
7345669 Photometric device of liquid crystal display and liquid crystal display Mar. 18, 2008
7342210 Remote control for auto-darkening lens systems and method Mar. 11, 2008
7309132 Modular keypad assembly Dec. 18, 2007
7253847 Light adjuster and laminated glass Aug. 7, 2007
7247356 Privacy screen for a display Jul. 24, 2007
7228157 Display window of a mobile phone Jun. 5, 2007
7113232 Display window and assembly Sep. 26, 2006
7052746 Privacy screen for a display May. 30, 2006
7042617 Optical devices having flakes suspended in a host fluid to provide a flake/fluid system providing flakes with angularly dependent optical properties in response to an alternating current elect May. 9, 2006
7042486 Image capture and display device May. 9, 2006
7021775 Modular keypad assembly Apr. 4, 2006
7009665 Electro-optical glazing structures having scattering and transparent modes of operation and methods and apparatus for making the same Mar. 7, 2006
6936193 Suspended particle device light valve film Aug. 30, 2005
6912018 Electro-optical glazing structures having total-reflection and transparent modes of operation for use in dynamical control of electromagnetic radiation Jun. 28, 2005
6909544 Method for eliminating strong ambient light in aircraft cockpits Jun. 21, 2005
6829075 Electrically addressable optical devices using a system of composite layered flakes suspended in a fluid host to obtain angularly dependent optical effects Dec. 7, 2004
6819367 Shade-free light control system and method Nov. 16, 2004
6812989 Liquid crystal display device and mobile telecommunication terminal using the same Nov. 2, 2004
6762801 Varying light transmittance through a display panel Jul. 13, 2004
6710823 Electro-optical glazing structures having reflection and transparent modes of operation Mar. 23, 2004
6671008 Electro-optical glazing structures having scattering and transparent modes of operation and methods and apparatus for making the same Dec. 30, 2003
6670514 Fluorinated polycycles and their use in liquid-crystal mixtures Dec. 30, 2003
6621534 ELECTRICALLY CONTROLLABLE SYSTEM AND GLAZING UNIT HAVING A FUNCTIONAL COMPONENT FOR CONTROLLING LIGHT TRANSMISSION THAT INCLUDES AT LEAST ONE TRANSPARENT LAYER SLOWING PHOTO REDUCTION DEGRADAT Sep. 16, 2003
6614409 Glare shielding device of welding helmet and method of controlling the same Sep. 2, 2003
6583827 Electro-optical glazing structures having bi-directional control of electromagnetic radiation during total-reflection, semi-transparent and totally-transparent modes of operation Jun. 24, 2003
6580488 Dual sided liquid crystal display device Jun. 17, 2003
6580472 Vehicle window tinting system and method Jun. 17, 2003
6577355 Switchable transparent screens for image projection system Jun. 10, 2003
6559903 Non-absorptive electro-optical glazing structure employing composite infrared reflective polarizing filter May. 6, 2003
6552850 Device, method, and system of display for controlled viewing Apr. 22, 2003
6493128 Chromogenic window assembly construction and other chromogenic devices Dec. 10, 2002
6486928 ELECTRICALLY CONTROLLABLE SYSTEM HAVING A SEPARATE FUNCTIONAL COMPONENT FOR CONTROLLING LIGHT TRANSMISSION THAT INCLUDES AT LEAST ONE TRANSPARENT LAYER SLOWING PHOTO REDUCTION DEGRADATION OF A Nov. 26, 2002
6466298 Glazing with variable optical and/or energetic properties Oct. 15, 2002
6466292 Dual sided liquid crystal display device and mobile telecommunication terminal using the same Oct. 15, 2002
6377339 Document imaging system incorporating a selectively opaque/transparent liquid crystal platen Apr. 23, 2002
6160655 Units with variable optical/energetic properties Dec. 12, 2000
6072549 "Intelligent" glazing structures with additional control layers Jun. 6, 2000
6039390 Chromogenic window assembly construction and other chromogenic devices Mar. 21, 2000
5969850 Spatial light modulator, directional display and directional light source Oct. 19, 1999
5940150 Electro-optical glazing structures having total-reflection and transparent modes of operation for use in dynamical control of electromagnetic radiation Aug. 17, 1999
5903247 Servo controlled liquid crystal windows May. 11, 1999
5825436 Method of controlling viewability of a display screen and a device therefor by placing an LCD in front of a CRT Oct. 20, 1998

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