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Class Information
Number: 349/120
Name: Liquid crystal cells, elements and systems > Particular structure > Having significant detail of cell structure only > Compensator or retarder (i.e., not using liquid crystal cell) > Multiple compensators > Including at least one with negative intrinsic birefringence
Description: Subject matter wherein at least one of the plural compensators or retarders has a negative refractive index anisotropy.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7619706 |
Liquid crystal panel, liquid crystal television, and liquid crystal display apparatus |
Nov. 17, 2009 |
| 7605895 |
IPS mode liquid crystal display using two sheets of biaxial negative retardation film and a plate |
Oct. 20, 2009 |
| 7599029 |
Liquid crystal display device having a parallel alignment type liquid crystal layer |
Oct. 6, 2009 |
| 7576819 |
Liquid crystal display device |
Aug. 18, 2009 |
| 7576820 |
Liquid crystal display apparatus with phase difference layers |
Aug. 18, 2009 |
| 7561233 |
Liquid crystal display device |
Jul. 14, 2009 |
| 7557881 |
Multi-film compensated liquid crystal display with initial homogeneous alignment |
Jul. 7, 2009 |
| 7548294 |
Liquid crystal display device operating in a vertically aligned mode |
Jun. 16, 2009 |
| 7522239 |
Liquid crystal display |
Apr. 21, 2009 |
| 7515232 |
Arrangements in a transflective liquid crystal display with patterned optical foil |
Apr. 7, 2009 |
| 7511787 |
Color filters and sequencers using color-selective light modulators |
Mar. 31, 2009 |
| 7480021 |
Optical films having reverse dispersion |
Jan. 20, 2009 |
| 7476425 |
Wide-viewing angle compensation film and transmission type liquid-crystal display employing the same |
Jan. 13, 2009 |
| 7471361 |
Liquid crystal display with particular phase plates having specific axis angles |
Dec. 30, 2008 |
| 7450204 |
Multi-film compensated liquid crystal display with initial homogeneous alignment |
Nov. 11, 2008 |
| 7443473 |
Optical compensation polarizing film achieving a higher viewing angle |
Oct. 28, 2008 |
| 7440056 |
Homeotropic alignment type liquid crystal display device |
Oct. 21, 2008 |
| 7438957 |
Poly(aryletherimides) for negative birefringent films for LCDs |
Oct. 21, 2008 |
| 7423715 |
Liquid crystal display device with retardation layer |
Sep. 9, 2008 |
| 7403248 |
Liquid crystal display device |
Jul. 22, 2008 |
| 7359018 |
Retardation optical element, process of producing the same, and liquid crystal display |
Apr. 15, 2008 |
| 7359020 |
Optical devices of substantially identical crossed sheet polarizer packages with compensator having biaxial plate |
Apr. 15, 2008 |
| 7339643 |
Arrangements in a transflective liquid crystal display |
Mar. 4, 2008 |
| 7315341 |
Liquid crystal display device with retardation layer with different relative humidity |
Jan. 1, 2008 |
| 7301594 |
Optical compensator for a liquid crystal display |
Nov. 27, 2007 |
| 7288296 |
Multilayer optical compensator, liquid crystal display, and process |
Oct. 30, 2007 |
| 7265802 |
Liquid crystal display with a wide viewing angle using a compensation film |
Sep. 4, 2007 |
| RE39782 |
Monolithic optical compensation device for improved viewing angle in liquid crystal displays |
Aug. 21, 2007 |
| 7250200 |
Liquid crystal cell with compensator layer and process |
Jul. 31, 2007 |
| 7236222 |
Liquid crystal panel and liquid crystal display apparatus |
Jun. 26, 2007 |
| 7223452 |
Optical film, method for producing the same, and image display device using the same |
May. 29, 2007 |
| 7223641 |
Semiconductor device, method for manufacturing the same, liquid crystal television and EL television |
May. 29, 2007 |
| 7221422 |
Liquid crystal display device with particular phase plates having specific axis angles |
May. 22, 2007 |
| 7218367 |
Optical compensation sheet and liquid crystal display |
May. 15, 2007 |
| 7211304 |
Multilayer optical compensator, liquid crystal display, and process |
May. 1, 2007 |
| 7187424 |
Combination of optical films comprising a twisted a-plate and a polarizer |
Mar. 6, 2007 |
| 7180561 |
Liquid crystal display device |
Feb. 20, 2007 |
| 7169448 |
Optical compensator and liquid crystal display l |
Jan. 30, 2007 |
| 7169447 |
Achromatic quarter wave film |
Jan. 30, 2007 |
| 7163724 |
Multilayer optical compensator, liquid crystal display, and process |
Jan. 16, 2007 |
| 7164457 |
Liquid crystal display |
Jan. 16, 2007 |
| 7157736 |
Multi-layer compensation film including stretchable barrier layers |
Jan. 2, 2007 |
| 7151582 |
Liquid crystal display device with negative retardation of retardation plates being approximately zero. |
Dec. 19, 2006 |
| 7128952 |
Optical film |
Oct. 31, 2006 |
| 7126659 |
Liquid crystal display device |
Oct. 24, 2006 |
| 7123329 |
Liquid crystal display with a wide viewing angle using a compensation film |
Oct. 17, 2006 |
| 7095467 |
Liquid crystal display device |
Aug. 22, 2006 |
| 7088411 |
Liquid crystal displays including two o-plates and two c-plates, with helical arrangement of azimuthal orientations |
Aug. 8, 2006 |
| 7083835 |
Multilayer optical compensator, liquid crystal display, and process |
Aug. 1, 2006 |
| 7079202 |
Multi-layer diffraction type polarizer and liquid crystal element |
Jul. 18, 2006 |
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