Patents for G03B 21 - Projectors or projection-type viewers; Accessories therefor (41,465) |
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01/24/2002 | US20020008791 Lighting system and projection type display unit using thereof |
01/24/2002 | US20020008692 Electronic blackboard system |
01/24/2002 | US20020008196 Projection-type image display apparatus |
01/23/2002 | EP1175092A2 Projection panel assembly, projection apparatus, and production method thereof |
01/23/2002 | CN1332390A Making proces sof antireflecting constituent for projecting screen |
01/17/2002 | WO2002005553A2 Equipment and techniques for providing invisible seaming of multiple projection displays |
01/17/2002 | WO2002005518A2 Cellular phone with built in optical projector for display of data |
01/17/2002 | WO2002005038A2 Systems and methods for speckle reduction through bandwidth enhancement |
01/17/2002 | WO2002004993A2 Micromechanical diffraction phase grating |
01/17/2002 | WO2001050178A3 Reflective liquid-crystal-on-silicon projection engine architecture |
01/17/2002 | US20020006255 Ultrathin optical panel and a method of making an ultrathin optical panel |
01/17/2002 | US20020006248 Optical switching element, switching apparatus and image display apparatus using optical switching element |
01/17/2002 | US20020005998 Image display apparatus having three-dimensionally decentered optical path |
01/17/2002 | US20020005994 Retrofocus lens system and projection display apparatus |
01/17/2002 | US20020005985 Projection pannel assembly, projection apparatus, and production method thereof |
01/17/2002 | US20020005916 Projector |
01/17/2002 | US20020005915 Integrated front projection system |
01/17/2002 | US20020005829 Projection image display apparatus |
01/17/2002 | DE10117289A1 Projektionsgerät Projection device |
01/16/2002 | EP1171904A1 Method for cooling an arc lamp |
01/16/2002 | EP1171793A1 Method and device for reducing the formation of speckle on a projection screen |
01/16/2002 | CN1078036C Projection colour picture display device |
01/15/2002 | US6339454 Projecting images |
01/15/2002 | CA2177537C Projection type color image display device |
01/10/2002 | WO2002003687A2 Equipment and techniques for increasing the dynamic range of a projection system |
01/10/2002 | WO2002003136A1 Method for manufacturing transmission screen and transmission screen |
01/10/2002 | WO2002003135A1 Front screen, rear screen and application product using them |
01/10/2002 | WO2002003129A1 Image display element, and image display device |
01/10/2002 | WO2001075505A3 Electronic device having a display |
01/10/2002 | WO2001027962A3 Lamp apparatus and method for effectively utilizing light from an aperture lamp |
01/10/2002 | US20020003668 Color combining optical element, color separation optical element, and projection type display apparatus using them |
01/10/2002 | US20020003612 Producing colored light beams from white light |
01/10/2002 | US20020003611 Method of manufacturing solid-state image pickup device |
01/10/2002 | US20020003610 Projection type display system using a polarizing beam splitter |
01/10/2002 | US20020003609 Optical projector using reflective liquid crystal panels |
01/09/2002 | EP1170959A2 Illumination optical system and projector comprising the same |
01/09/2002 | EP1170945A2 Illumination optical system and projector using the same |
01/09/2002 | EP1169664A1 Image projection system |
01/09/2002 | CN2470856Y Optical adjustment device of reflection-type liquid-crytal projector |
01/09/2002 | CN2470855Y Projector for teaching |
01/09/2002 | CN1330284A Electro-optical device and projector |
01/09/2002 | CN1330275A Protecting screen for high constract projection television |
01/08/2002 | US6337769 Image display system using blinds |
01/08/2002 | US6337681 Projection display system with pressure sensing at screen, and computer assisted alignment implemented by applying pressure at displayed calibration marks |
01/08/2002 | US6336724 Projector device capable of obtaining a high luminance without increasing output of light source |
01/08/2002 | US6336616 Movable projection screen hanger with steadfast clips |
01/03/2002 | WO2002001885A1 Reflective lcd projector |
01/03/2002 | WO2002001884A2 High contrast polarizing optics for a color electro-optic display device |
01/03/2002 | WO2002001289A1 Projector |
01/03/2002 | WO2001069941A3 Improvements in dmd-based image display systems |
01/03/2002 | US20020001142 Lens system, in particular projection lens system in semiconductor lithography |
01/03/2002 | US20020001127 Image display apparatus |
01/03/2002 | US20020001120 Optical modulation element and projection apparatus |
01/03/2002 | US20020001067 Projection type picture display apparatus |
01/03/2002 | US20020001066 Projection display apparatus |
01/03/2002 | US20020001065 Projection display device |
01/03/2002 | US20020001064 Dual-screen theater |
01/03/2002 | US20020001030 Three-dimensional display apparatus and oblique projection optical system |
01/02/2002 | EP1168850A2 Projector image display apparatus |
01/02/2002 | EP1168848A2 Color display apparatus |
01/02/2002 | EP1168057A1 An aspheric screen for visual display apparatus for a simulator or the like |
01/02/2002 | EP1166257A1 Wide-field-of-view projection display |
01/02/2002 | EP1166166A1 Spectral light splitting and recombination device, and method for modulating light in a spectrally selective manner |
01/02/2002 | EP1166158A1 Reflective projection screen and projection system |
01/02/2002 | CN1077293C Optical projection system with a varifocal projection lens system |
01/01/2002 | US6335829 Projection screen for image reproduction devices which are positioned next to and/or above one another |
01/01/2002 | US6335828 Micro-lens array sheet |
01/01/2002 | US6335079 Refractive index, scratch resistance |
01/01/2002 | US6334687 Stand type screen apparatus and projector using the same |
01/01/2002 | US6334686 Display optical unit and display apparatus |
01/01/2002 | US6334684 Built-in kitchen having projector, and cooking assisting image projecting system |
12/27/2001 | WO2001098815A2 Display device |
12/27/2001 | US20010055159 Projection system |
12/27/2001 | US20010055146 Method of manufacturing spatial light modulator and electronic device employing it |
12/27/2001 | US20010055131 Optical element and apparatus |
12/27/2001 | US20010055105 Image reading apparatus |
12/27/2001 | US20010055098 Light pipe for a projector system |
12/27/2001 | US20010055097 Color projection system |
12/27/2001 | US20010055096 Display apparatus and pojection type display apparatus |
12/27/2001 | US20010055081 Image display device |
12/27/2001 | US20010054996 Color display apparatus |
12/27/2001 | US20010054478 Planar type lens manufacturing method |
12/26/2001 | CN2468073Y Projection screen capable of preventing light from interfering |
12/26/2001 | CN2468072Y Extensible ultralarge arc film screen |
12/26/2001 | CN2468071Y Structure of file camera |
12/26/2001 | CN2468070Y Hinge structure for extensible arm |
12/26/2001 | CN1328657A Optical docking station |
12/26/2001 | CN1076835C 照相胶片 Photographic film |
12/26/2001 | CN1076834C Image projection apparatus with autofocusing system |
12/25/2001 | US6333778 Image reading apparatus |
12/25/2001 | US6333773 Image display panel employing a broad-band polarizing/reflective backlighting structure and a pixelated array of reflective-type of filtering elements |
12/25/2001 | US6332684 Projection type color image display apparatus |
12/20/2001 | WO2001096941A1 Screen with asymmetric light diffusing characteristic |
12/20/2001 | WO2001096907A2 Digital projection equipment and techniques |
12/20/2001 | WO2001069942A3 Methods and apparatuses for superimposition of images |
12/20/2001 | WO2001027693A3 Projection display employing switchable holographic optical elements |
12/20/2001 | US20010053966 Aspheric screen for visual display apparatus |
12/20/2001 | US20010053080 Electric lamp/reflector unit |
12/20/2001 | US20010053078 Illuminating-light controller, projector, and illuminating-light control method |
12/20/2001 | US20010052965 Integarated front projection digital whiteboard system |