Patents for G03B 21 - Projectors or projection-type viewers; Accessories therefor (41,465)
07/2002
07/18/2002US20020093607 Display device and lenticular screen
07/17/2002EP1223462A1 Projector
07/17/2002EP1223459A2 Liquid-crystal display
07/17/2002CN1359351A Device and method for preloading a spring and a reeling device including said device
07/17/2002CN1359018A Automatic focus adjustable projection system and method thereof
07/16/2002US6421181 Lenticular lens sheet and rear projection screen
07/16/2002US6421175 Projection screen system
07/16/2002US6421174 Directional reflection screen and display system using the same
07/16/2002US6419364 Projection display device
07/16/2002US6419363 Field sequential dichroic light valve
07/16/2002US6419362 Liquid crystal projection apparatus
07/11/2002WO2002054149A1 Apparatus and method for curved screen projection
07/11/2002WO2002054148A2 Seamless rear projection screen
07/11/2002WO2002019028A8 Method and apparatus for integrating multiple projectors
07/11/2002US20020090515 Optical elements comprising a polyfluoropolyether surface treatment
07/11/2002US20020089759 System and methods for position-control of light modulation device
07/11/2002US20020089756 Display device for use in vehicle
07/11/2002US20020089743 Picture display of rear surface projection type
07/11/2002US20020089710 Hologram screen
07/11/2002US20020089679 Color separating/synthesizing apparatus
07/11/2002US20020089651 Projector with adjustably positioned image plate
07/11/2002US20020089650 Portable slide projector
07/11/2002US20020089649 Optical engine assembling
07/11/2002US20020089648 Polarization beam splitter, optical device for projection type display device, projection type display device, and polarization beam splitter manufacturing method
07/11/2002US20020089647 Optical pathway design for an optical system
07/11/2002US20020089627 Projection type liquid crystal display apparatus having optimum optical shield plate, method and apparatus for assembling the same
07/11/2002US20020089612 Liquid crystal display projector
07/11/2002DE10113848A1 Aufbau einer optischen Vorrichtung Construction of an optical device
07/10/2002EP0812514B1 System for optical scanning for single panel colour projection video display
07/10/2002CN2499870Y Universal suspension frame for projector
07/10/2002CN2499869Y Video frequency display table
07/09/2002US6417966 Rear projection screen using internal reflection
07/09/2002US6416187 Mechanical convergence fixture apparatus and method
07/09/2002US6416186 Projection display unit
07/09/2002US6416185 Managing differential focus in projection displays
07/09/2002US6416184 Projector with dustproof ventilating member
07/09/2002US6416180 Projection lamp for the projection of colored light effects
07/04/2002WO2002052341A1 Microstructured rear projection screen
07/04/2002WO2002021851A3 Volumetric display system
07/04/2002US20020085379 Surface light source generator
07/04/2002US20020085281 Optical devices employing beam folding with polarizing splitters
07/04/2002US20020085279 Projection screen
07/04/2002US20020085278 Seamless rear projection screen
07/04/2002US20020085277 Lenticular lens sheet, rear projection type screen, and method of manufacturing lenticualr lens sheet
07/04/2002US20020085180 Image projector
07/04/2002US20020085179 Projector
07/04/2002US20020085178 Attachable/detachable silencer and projection type projector apparatus with the same
07/04/2002US20020085133 Reflective lightvalve
07/04/2002US20020085127 Temporary simulated off state in a restart of a video display
07/04/2002DE10110696A1 Lichtwegauslegung eines reflektierenden Flüssigkristallprojektors Lichtwegauslegung a reflective liquid crystal projector
07/04/2002CA2432069A1 Microstructured rear projection screen
07/03/2002EP1220549A2 Projector
07/03/2002EP1220548A2 Image projector
07/03/2002EP1220020A2 Image projector with a detachable cooling air silencer
07/03/2002EP1219981A1 Polarized light color filter and video projector comprising the same
07/03/2002EP1219978A2 Total reflection prism and reflection type projector using such a prism
07/03/2002EP1219118A1 Image projection system
07/03/2002EP1218795A1 A translucent screen comprising a lens system
07/03/2002EP1218779A1 Stepped inlet optical panel
07/03/2002CN2498630Y Folding screen holder
07/03/2002CN2498629Y Field screen bar
07/03/2002CN1356577A Colour image display with single-surface board
07/02/2002US6414795 Illumination apparatus
07/02/2002US6414789 Rear projection screen
07/02/2002US6414728 Image display system having direct and projection viewing modes
07/02/2002US6414727 Video projection holographic screen, system and method
07/02/2002US6412956 Image projection system
07/02/2002US6412955 Apparatus for compensating engine location for projection monitor
07/02/2002US6412954 Dust-proof device for solid integration rod in projecting apparatus
07/02/2002US6412953 Illumination device and image projection apparatus comprising the device
07/02/2002US6412949 System and method for stereoscopic imaging and holographic screen
06/2002
06/27/2002WO2002051163A1 Display device
06/27/2002WO2002051142A1 Image projection system
06/27/2002WO2002050610A1 Back projection display apparatus
06/27/2002US20020080502 Light-selective prism, projection display apparatus using the same, and method of manufacturing light-selective prism
06/27/2002US20020080499 Zoom lens and projection type display apparatus using the same
06/27/2002US20020080484 Microstructured rear projection screen
06/27/2002US20020080483 Rear-projection screen and rear-projection image display
06/27/2002US20020080482 Lens sheet, projection screen using the same, and method of molding the lens sheet
06/27/2002US20020080461 Electro-optical device, method for manufacturing the same, and projection display apparatus
06/27/2002US20020080334 Ventilating structure and mounting structure for electronic apparatus
06/27/2002US20020080332 Projection system and method for positioning objects on a work surface
06/27/2002US20020080331 Optical system of liquid crystal projector
06/27/2002US20020080289 Projector
06/27/2002US20020080287 Color separating/synthesizing apparatus
06/26/2002EP1217426A1 Method for manufacturing transmission screen and transmission screen
06/26/2002CN2497341Y Colour wheel having dynamic balance notch
06/26/2002CN1086894C 投影型图像显示装置 A projection type image display apparatus
06/26/2002CN1086810C Reflector, vector field lens, angle correcting lens and optical projection system combined of it
06/25/2002US6411449 Light-selective prism, projection display apparatus using the same, and method of manufacturing light-selective prism
06/25/2002US6411436 Transmission type projection screen
06/25/2002US6411425 Electromechanical grating display system with spatially separated light beams
06/25/2002US6409351 Spherical image projection system using a convex reflecting image dispersing element
06/25/2002US6409348 Projector
06/25/2002US6409347 Projector, circuit board, and electronic device provided with said circuit board
06/21/2002CA2365830A1 Projection system and method for positioning objects on a work surface
06/20/2002WO2002048791A1 Display device and lenticular screen
06/20/2002WO2002048790A1 Projection surface
06/20/2002WO2002048789A1 Overhead projection
06/20/2002WO2002048775A2 Projection system utilizing asymmetric etendue