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Class Information
Number: 349/5
Name: Liquid crystal cells, elements and systems > Liquid crystal system > Projector including liquid crystal cell (s)
Description: Subject matter wherein one or more liquid crystal cells modulate light for producing an image on a screen by a lens system.










Sub-classes under this class:

Class Number Class Name Patents
349/6 Overhead projector 79
349/8 Plural light path projectors 413
349/7 Video/motion picture projector 177


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

Patent Number Title Of Patent Date Issued
8702244 Multimedia player displaying projection image Apr. 22, 2014
8690334 Projector, projection system, and control method of projector Apr. 8, 2014
8690335 Display apparatus which displays the first image and the synthesized image with circular polarizations having different senses of rotation from each other Apr. 8, 2014
8690338 Reflective liquid crystal projector Apr. 8, 2014
8690347 Cooling device and projection device comprising the same Apr. 8, 2014
8684533 Projection displays Apr. 1, 2014
8675145 Projector Mar. 18, 2014
8675146 Display structure having a transmittance-controllable layer Mar. 18, 2014
8672528 Planar illumination device and display device provided with the same Mar. 18, 2014
8662675 Compact image offset projection lens Mar. 4, 2014
8659585 Projector apparatus and projection image correcting program product Feb. 25, 2014
8643793 Projector Feb. 4, 2014
8638400 Field-of-view compensated polarization switch for short-throw 3D projection Jan. 28, 2014
8619202 Projector Dec. 31, 2013
8610870 Air-cooling apparatus and display device having the same Dec. 17, 2013
8596846 Frontlight unit for enhancing illumination of a reflective display Dec. 3, 2013
8582038 Laser based display method and system Nov. 12, 2013
8567956 Projector Oct. 29, 2013
8567957 Active polarization switch for speckle reduction in laser projection sources Oct. 29, 2013
8540380 Projector with a radiation source Sep. 24, 2013
8537307 Display panel having first and second liquid crystal layers and first and second active device arrays Sep. 17, 2013
8537288 Projector comprising an expanding and contracting member having a temperature coefficient that counters the increase and decrease of a focal distance of a projection lens caused by temperature Sep. 17, 2013
8537289 Projector Sep. 17, 2013
8537290 Projector apparatus Sep. 17, 2013
8531615 Image display device and projection device Sep. 10, 2013
8529066 Projector that switches between polarization states Sep. 10, 2013
8525940 Illuminator and projector Sep. 3, 2013
8517544 Substrate connection structure and projector Aug. 27, 2013
8520170 Low-twist chiral optical layers and related fabrication methods Aug. 27, 2013
8514207 Display apparatus and method Aug. 20, 2013
8508675 Liquid crystal projector that includes an inorganic polarizer Aug. 13, 2013
8500286 Projection system Aug. 6, 2013
8488070 Polarizing element and method for manufacturing the same, projection type display, liquid crystal device, and electronic apparatus Jul. 16, 2013
8482683 Vehicle inside mirror device for displaying image Jul. 9, 2013
8482682 Display system, screen and projector with light absorption layer and photoconductive layer Jul. 9, 2013
8480239 Optical device and projection device Jul. 9, 2013
8480236 Having a light control unit Jul. 9, 2013
8482681 Image displacement module Jul. 9, 2013
8471966 Projection system Jun. 25, 2013
8471984 Polarizing element, method for producing same, liquid crystal device, electronic apparatus, and projection display Jun. 25, 2013
RE44301 Image replication system having focusing means to receive reflected light through lightguide from spatial light modulator Jun. 18, 2013
8467017 Polarizing element, method for producing same, liquid crystal device, electronic apparatus, and projection display Jun. 18, 2013
8462299 Reflection type liquid crystal display device, display apparatus, and projection system Jun. 11, 2013
8459800 Optical projection subsystem Jun. 11, 2013
8454168 Stereo display apparatus Jun. 4, 2013
8451390 Projection stereoscopic display May. 28, 2013
8449118 Device-adjacent ambiently displayed image May. 28, 2013
8451192 Utilization of interactive device-adjacent ambiently displayed images May. 28, 2013
8446534 Multidimensional display apparatus May. 21, 2013
8427725 Light modulating device Apr. 23, 2013

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17










 
 
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