Patents for G03B 21 - Projectors or projection-type viewers; Accessories therefor (41,465)
05/2004
05/26/2004CN1151386C Fresnel lens
05/25/2004US6741779 High contrast front projection display panel and a method of making a high contrast front projection display panel
05/25/2004US6741398 Zoom lens system, image projecting and image pick-up devices using the same
05/25/2004US6741397 Apparatus for manufacturing optical device
05/25/2004US6741323 Motion picture subtitle system and method
05/25/2004US6739831 Cooling device for projector
05/25/2004US6739726 Illumination engine for a projection display using a tapered light pipe
05/25/2004US6739725 Inflatable three-dimensional display
05/25/2004US6739723 Polarization recapture system for liquid crystal-based data projectors
05/25/2004CA2152303C Rear projection type television receiver
05/21/2004WO2004042471A1 Rear projection screen and method for the production thereof
05/20/2004US20040096627 Rear projection screens and light filters with conformable coatings and methods of making the same
05/20/2004US20040095652 Device and method for positional adjustment of light modulator
05/20/2004US20040095562 Combination scanner/projector
05/20/2004US20040095561 Ambient light tolerant image projection method and system
05/20/2004US20040095560 Correction optics for flat-panel displays
05/20/2004US20040095559 Cooler for electrooptic device and projector
05/20/2004US20040095558 High dynamic range display devices
05/20/2004US20040095535 Retardation compensation system and liquid crystal projector
05/19/2004EP1420597A2 Projector
05/19/2004EP1419895A2 Increased contrast overhead projection films
05/19/2004EP1419416A2 Real image projection system using aspheric on-axis reflector
05/19/2004EP1116386B1 Method and apparatus for calibrating a tiled display
05/19/2004DE10251778A1 Back projection screen including a light scattering polymethyl methacrylate layer containing spherical particles of particle size 5-35 micron gives high quality projected images with uniform brightness distribution
05/19/2004CN1498358A Overhead projector having foldable post
05/19/2004CN1497637A Lamp with mirror and image projector
05/19/2004CN1497336A Rear-projection projection screen and projector using the projection screen
05/19/2004CN1497335A Lamp with reflector and image projecting device
05/19/2004CN1497334A 照明装置及投影机 Lighting equipment and projectors
05/19/2004CN1497332A Working platform with projector
05/19/2004CN1497292A Wide colour gamut display equipment using electromechanical raster device
05/19/2004CN1497273A Wiregrating polarizer
05/19/2004CN1497272A Optical modulation device using vertical cavity laser array with electromechanical raster device
05/19/2004CN1496814A Thin plate for transmission screen and transmission screen using the thin plate
05/19/2004CN1150425C Projection dispaly device
05/19/2004CN1150418C Reflecting mirror and projecting display therefor
05/18/2004US6736527 Method for cooling an arc lamp
05/18/2004US6736516 Projection system
05/18/2004US6736515 Image display device
05/18/2004US6736514 Imaging apparatus for increased color gamut using dual spatial light modulators
05/18/2004US6736513 Projection type image display apparatus
05/13/2004WO2004040366A1 Projector
05/13/2004WO2004021063A3 Apparatus and methods for adhesively mounting an optical element in an optical system
05/13/2004WO2003100315B1 Illuminating device, and photographing device and projector device using this illuminating device
05/13/2004WO2003065428B1 Image formation state adjustment system, exposure method, exposure apparatus, program, and information recording medium
05/13/2004US20040090679 Projection display apparatus having both incoherent and laser light sources
05/13/2004US20040090674 Composite lenticular lens sheet and projection screen
05/13/2004US20040090604 System for enhancing the quality of an image
05/13/2004US20040090603 Projection television
05/13/2004US20040090602 Illumination apparatus and image projection apparatus
05/13/2004US20040090601 Liquid crystal projector
05/13/2004US20040090599 Light modulation apparatus using a VCSEL array with an electromechanical grating device
05/13/2004US20040090598 Image displaying projector with a light tunnel and light tunnel structure in an image displaying projector
05/13/2004US20040090573 Screen with asymmetric light diffusing characteristic
05/13/2004DE10325021A1 Bildanzeigevorrichtung, Farbeinstellmodul für diese sowie Farbtrenn-Lichtleiter und Farbeinstelleinrichtung für dieses Modul An image display apparatus, Farbeinstellmodul for this as well as color separation and light guide Farbeinstelleinrichtung for this module
05/12/2004EP1417844A1 Color management system
05/12/2004EP1417843A2 Flat-panel display using tapered waveguide
05/12/2004EP1417833A1 Method and system for correcting keystoning in a projector arbitrarily oriented with respect to a display surface
05/12/2004EP1417537A2 Light recovery for projection displays
05/12/2004CN2615703Y Portable projecting screen
05/12/2004CN2615702Y Wall hanging projector
05/12/2004CN2615690Y Light conducting device for lighting system
05/12/2004CN1496494A Screen, the manufacturing method for same, and image display system
05/12/2004CN1496493A Lamp power pulse modulation in color sequential projection displays
05/12/2004CN1496490A Image display and image projector
05/12/2004CN1496115A Pear projective image display
05/12/2004CN1495518A Transmission-type screen and back-type projector
05/12/2004CN1495517A Lens sheet and transmission screen with lens sheet
05/12/2004CN1495514A Projector
05/12/2004CN1495513A Optical device, optical unit and projector
05/12/2004CN1495496A Liquid crystal display, its driving method and liquid crystal projector
05/12/2004CN1495470A High efficient projection system and clour rotary method
05/12/2004CN1495442A Fresnel lens and transmission screen
05/12/2004CN1495441A Cylindrical lens array for rolling colours and its projection system and rolling method
05/12/2004CN1149838C Projection TV apparatus and projection device
05/12/2004CN1149440C Light scattering angle limiter and its method and projecting image displaying appts.
05/11/2004US6735001 Image display apparatus
05/11/2004US6733142 Image projector system operable in a slide projection mode and a liquid crystal projector mode
05/11/2004US6733140 Method of ghost reduction and transmission enhancement for a real image projection system
05/11/2004US6733139 Projector with narrow-spectrum light source to complement broad-spectrum light source
05/11/2004US6733137 Digital mirror device projector and method of correcting video signal being used in digital mirror device projector
05/11/2004US6733135 Image projection apparatus
05/11/2004US6733133 Projection device inside a motor vehicle
05/06/2004WO2004039057A2 Method and apparatus for a projection system
05/06/2004WO2004023203A3 Image projection system with a polarizing beam splitter
05/06/2004US20040085769 Lamp with reflecting mirror and image projecting apparatus
05/06/2004US20040085637 Method for manufacturing rear-projection type screen having sheets with protrusions integrally formed thereon
05/06/2004US20040085636 Projection type optical display system
05/06/2004US20040085635 Display apparatus
05/06/2004US20040085616 Projection system utilizing SLM pixels that include SLM pixel regions satisfying acceptable defective SLM pixel policy and SLM regions failing policy
05/06/2004US20040085522 Display system with interpretable pattern detection
05/06/2004US20040085521 Presentation imaging system
05/06/2004US20040085520 Projection system
05/06/2004US20040085517 Projection viewing system
05/06/2004US20040085486 Optical shifter and projection type optical display system
05/06/2004EP1416518A2 Short arc high intensity mercury discharge lamp
05/06/2004EP1416462A1 Projection system utilising SLM pixels that include SLM pixel regions satisfying acceptable defective SLM pixel policy and SLM pixel regions failing policy
05/06/2004EP1416319A2 Rear projection image display apparatus
05/06/2004EP1416318A1 Imaging disturbing method and system
05/06/2004EP1415480A1 An image projecting device and method