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Class Information
Number: 349/117
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)
Description: Subject matter including an element which modifies relative velocity between two light rays.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7564504 |
Phase plate and an optical data recording/reproducing device |
Jul. 21, 2009 |
| 7561233 |
Liquid crystal display device |
Jul. 14, 2009 |
| 7561226 |
Liquid crystal display with improved display unevenness |
Jul. 14, 2009 |
| 7559655 |
Optical system with angular compensator |
Jul. 14, 2009 |
| 7557883 |
Polarizing plate with optical compensation layer, method of producing the same, and liquid crystal panel, liquid crystal display, and image display including the same |
Jul. 7, 2009 |
| 7557882 |
Liquid crystal display |
Jul. 7, 2009 |
| 7557881 |
Multi-film compensated liquid crystal display with initial homogeneous alignment |
Jul. 7, 2009 |
| 7557871 |
Patterning phase difference plate, production method for patterning phase difference plate, 2D/3D switching type liquid crystal display panel, and 2D/3D switching type liquid crystal display u |
Jul. 7, 2009 |
| 7554636 |
Retardation control element, liquid crystal display device with the retardation control element, method of producing the retardation control element |
Jun. 30, 2009 |
| 7554635 |
Liquid crystal projector, liquid crystal device and substrate for liquid crystal device |
Jun. 30, 2009 |
| 7551251 |
Liquid crystal display device having a compensation film with a phase retardation |
Jun. 23, 2009 |
| 7551250 |
Liquid crystal display device and projection display apparatus |
Jun. 23, 2009 |
| 7550546 |
Norbornene-based polymers, films, polarizing plates and liquid crystal display devices |
Jun. 23, 2009 |
| 7550093 |
Liquid-crystalline polyester and solution composition comprising the same |
Jun. 23, 2009 |
| 7548294 |
Liquid crystal display device operating in a vertically aligned mode |
Jun. 16, 2009 |
| 7548290 |
Polarizing plate with optical compensation layer and image display apparatus using the same |
Jun. 16, 2009 |
| 7545469 |
Dark-state compensators for LC panels |
Jun. 9, 2009 |
| 7541074 |
Optical film and optical compensatory film, polarizing plate and liquid crystal display using same |
Jun. 2, 2009 |
| 7541072 |
Liquid crystal electro-optical device |
Jun. 2, 2009 |
| 7538841 |
Optical film, liquid crystal panel, and liquid crystal display apparatus |
May. 26, 2009 |
| 7538835 |
Viewing angle compensating plate and liquid crystal display panel including the same |
May. 26, 2009 |
| 7535531 |
Birefringent optical film, laminated polarizing plate, liquid crystal display and image |
May. 19, 2009 |
| 7535530 |
Liquid crystal display device |
May. 19, 2009 |
| 7534475 |
Liquid crystal compound comprising two condensed and substituted rings |
May. 19, 2009 |
| 7532288 |
Liquid crystal display device |
May. 12, 2009 |
| 7532287 |
Optical compensation sheet comprising a liquid crystal layer wider than an oriented layer |
May. 12, 2009 |
| 7532286 |
Optical resin film and polarizing film and liquid crystal display device using the same |
May. 12, 2009 |
| 7532285 |
LCD device reducing asymmetry in the leakage light |
May. 12, 2009 |
| 7532284 |
Optical device and method for making the same |
May. 12, 2009 |
| 7532283 |
Liquid crystal display |
May. 12, 2009 |
| 7531106 |
Mesogenic compounds, medium for electro-optical displays and electro-optical display |
May. 12, 2009 |
| 7528913 |
Liquid crystal display device which can control viewing angle and electronic device using same |
May. 5, 2009 |
| 7527834 |
Retardation films for the elimination of leakage of light through cross polarizers in LCD |
May. 5, 2009 |
| 7525616 |
Liquid crystal display device having liquid crystal layer in which liquid crystal molecules are homogeneously oriented |
Apr. 28, 2009 |
| 7524542 |
Negative C-plate type optical anisotropic film comprising poly cycloolefin and method for preparing the same |
Apr. 28, 2009 |
| 7522239 |
Liquid crystal display |
Apr. 21, 2009 |
| 7522238 |
Laminate polarizing plate, a method of producing the same and a liquid crystal display |
Apr. 21, 2009 |
| 7518680 |
Active matrix type liquid crystal display |
Apr. 14, 2009 |
| 7518674 |
Optical compensator element and liquid crystal display using the same |
Apr. 14, 2009 |
| 7518662 |
Contrast enhancement for liquid crystal based projection systems |
Apr. 14, 2009 |
| 7515236 |
Liquid crystal display device having OCB mode liquid crystal layer and method of fabricating the same |
Apr. 7, 2009 |
| 7515232 |
Arrangements in a transflective liquid crystal display with patterned optical foil |
Apr. 7, 2009 |
| 7515231 |
Low temperature nematic liquid crystal alignment material and LCD compensator incorporating the liquid crystal alignment material |
Apr. 7, 2009 |
| 7511785 |
Liquid crystal display having liquid crystal cell of bend alignment mode or hybrid alignment mode |
Mar. 31, 2009 |
| 7508473 |
Device of liquid crystal for increasing aperture ratio and viewing angle thereof |
Mar. 24, 2009 |
| 7508472 |
General film compensated reflective LCD having LC layer with middle layer satisfying a predetermined relationship between phase retardation and half residual phase depending on an external ele |
Mar. 24, 2009 |
| 7505101 |
Liquid crystal display |
Mar. 17, 2009 |
| 7505100 |
Liquid crystal display device |
Mar. 17, 2009 |
| 7505099 |
Optical resin film and polarizing plate and liquid crystal display using same |
Mar. 17, 2009 |
| 7504139 |
Optical cellulose acylate film, polarizing plate and liquid crystal display |
Mar. 17, 2009 |
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