Patents
Sitemap › G03 - Photography; Cinematography; Analogous techniques using waves other than optical waves; Electrography; Holography › G03B - Apparatus or arrangements for taking photographs or for projecting or viewing them; Apparatus or arrangements employing analogous techniques using waves other than optical waves; Accessories therefor › G03B 21 - Projectors or projection-type viewers; Accessories therefor
Patents for G03B 21 - Projectors or projection-type viewers; Accessories therefor (41,465)
09/2003
09/18/2003US20030174163 Apparatus and method for a multiple-user interface to interactive information displays
09/17/2003EP1345454A2 Projection type image display apparatus
09/17/2003EP1345066A2 Projector apparatus with beam splitting elements for uniformly illuminating a light valve
09/17/2003EP1345065A2 Projector apparatus with adjustable lenses for uniformly illuminating plural light valves
09/17/2003EP1344405A1 Display device
09/17/2003EP1344106A1 Back projection display apparatus
09/17/2003EP1322999B1 Projector
09/17/2003CN2574073Y Projector capable of receiving radio signals
09/17/2003CN1443314A Lamp mounting structure
09/17/2003CN1442749A Transmission type projection screen and transmission type projection display device using said projection screen
09/17/2003CN1442748A Light-shielding structure of projector lamp bulb
09/17/2003CN1442722A 投影式图像显示装置 Projection type image display apparatus
09/16/2003US6621640 Projection display apparatus
09/16/2003US6621637 Method for manufacturing transmission screen and transmission screen
09/16/2003US6621533 Polarization separation element, a polarization conversion system, an optical element, and a projection display system
09/16/2003US6619803 Color projector apparatus having means for preventing degradation in image quality due to heat
09/16/2003US6619802 Multi-stripe scrolling for color projection
09/16/2003US6619801 Projection type image display apparatus realizing three-dimensional image
09/16/2003US6619800 Projector comprising a polarizer attached to a transmissive flexible plate material that bends responsive to changes in the shape of the polarizer
09/12/2003WO2003075316A2 Electric lamp and light projector provided with an electric lamp
09/12/2003WO2003075090A1 Projection apparatus having frame and screen tensioning means
09/12/2003WO2003075089A1 Projection display device
09/12/2003WO2003075083A1 Projection device having an increased efficiency
09/12/2003WO2003075076A1 Compound polarization beam splitters
09/11/2003US20030169469 Image display device and holographic screen
09/11/2003US20030169406 Inflatable three-dimensional display
09/11/2003US20030169376 Projection type image display apparatus
09/11/2003US20030169332 Double-sided lens sheet and projection screen
09/10/2003EP1343042A1 Projection type image display apparatus with an internally reflecting scanning polygon
09/10/2003EP1343026A2 Image display device and holographic screen
09/10/2003EP1342370A2 System and method for contrast enhancement in projection imaging system
09/10/2003EP1342111A1 A high contrast front projection display panel and a method of making a high contrast front projection display panel
09/10/2003EP1166257B1 Wide-field-of-view projection display
09/10/2003CN2572431Y Heat sink for U-shape optical projection system
09/10/2003CN2572430Y Color hweel fixing structure
09/10/2003CN1441920A Micromechanical diffraction phase grating
09/10/2003CN1441311A Light rod type optical engine lighting system
09/10/2003CN1441280A 显示装置 Display device
09/10/2003CN1441279A Optical unit and projection type projector using it
09/09/2003USRE38245 Glass microspheres for use in films and projection screen displays and methods
09/09/2003US6618213 Rotary optical filter apparatus integrated with cooling fan and illumination optical system
09/09/2003US6618202 Projection system with an offset lens array to reduce vertical banding
09/09/2003US6618196 Rear-projection type screen
09/09/2003US6616284 Displaying an image based on proximity of observer
09/09/2003US6616283 Projector
09/09/2003US6616282 Optical part mounting structure and projector
09/09/2003US6616280 Projection type image display apparatus using reflection type liquid crystal display device
09/09/2003CA2252973C Digital information system
09/04/2003US20030164926 Projector
09/04/2003US20030164925 Simulation of attendance at a live event
09/04/2003US20030164901 Projection type image display apparatus
09/03/2003EP1341387A1 Lighting device and projection type display apparatus using the same
09/03/2003EP1341031A2 Liquid crystal display apparatus
09/03/2003EP1341028A1 Liquid crystal display device and liquid crystal projector device
09/03/2003EP1340359A1 Mobile terminal comprising pivotable mini-projector
09/03/2003EP1339648A1 Optical elements comprising a polyfluoropolyether surface treatment
09/03/2003EP1228646B1 Optic system of illumination for videoprojector
09/03/2003EP1119797B1 Optical docking station
09/03/2003CN2570824Y Reflecting light source with multiple curved surfaces
09/03/2003CN1440617A Equipment and techniques for increasing dynamic range of projection system
09/03/2003CN1440616A Equipment and techniques for providing invisible seaming of multiple projection displays
09/03/2003CN1440515A Image display element, and image display device
09/03/2003CN1440205A Colour inhomogeneous correction for LCOS
09/03/2003CN1439908A Projecting device and projecting image display devices
09/02/2003US6614594 Projection panel assembly, projection apparatus, and production method thereof
09/02/2003US6612704 Reflection type image forming optical system and projector
09/02/2003US6612702 Projection display device
08/2003
08/28/2003WO2003071811A1 Method and apparatus for automatically adjusting the raster in projection television receivers
08/28/2003WO2003071793A1 System for projecting an image using narrow band light sources
08/28/2003WO2003071352A1 Integrated projection unit in particular for projecting images and/or light beams of predetermined geometry
08/28/2003US20030160947 Retractable image projecting system
08/28/2003US20030160946 ND filter, method for manufacturing said filter, and multi-display device and image forming device using said filter
08/28/2003US20030160925 Display apparatus
08/28/2003DE20306682U1 Mounting frame, for suspended television projector, has base plate with holding head pivoted on it to support movable carrying arms for projector
08/27/2003EP1337895A2 Optical system with reduced color shift
08/27/2003CN2569184Y Reflective liquid crystal projection display device with stable picture quality
08/27/2003CN1439228A Optical assembly for reflective light valves
08/27/2003CN1438539A Anti-illegal-copying method while film public-showing
08/27/2003CN1438538A Projecting device and large video-frequency device
08/27/2003CN1438514A 投影机 Projector
08/27/2003CN1119675C Polarizing element and image projector
08/26/2003US6611380 System and method for calibration of display system with linear array modulator
08/26/2003US6611377 Micromechanical diffraction phase grating
08/26/2003US6609797 Projector with adjustably positioned image plate
08/26/2003US6609795 Polarizing beam splitter
08/21/2003WO2003069901A1 Portable visual display
08/21/2003WO2003069408A1 Method for producing a display screen
08/21/2003WO2003069407A1 Display screen and its method of production
08/21/2003WO2002101452A3 Projection system
08/21/2003US20030156330 System for projecting an image using narrow band light sources
08/21/2003US20030156329 Optical screen apparatus having alternate opaque and clear layers and method of making such apparatus
08/21/2003US20030156264 Projection device and large-screen display apparatus using the same
08/21/2003US20030156263 Light Cut for Projector
08/21/2003US20030156262 Equipment and techniques for invisible seaming of multiple projection displays
08/21/2003US20030156260 Three-dimensional image projection employing retro-reflective screens
08/21/2003US20030156229 Method and apparatus for automatically adjusting the raster in projection television receivers
08/20/2003EP1336129A1 Apparatus to align panels in projector
08/20/2003EP1336124A2 System and method for elimination of scattered side lobes created by integrator lenslet arrays
08/20/2003EP0958521B1 Holographic display screen for airplanes and vehicles
08/20/2003CN2567614Y Cooling device for projector
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