Patents for G03B 21 - Projectors or projection-type viewers; Accessories therefor (41,465)
11/1996
11/12/1996US5574328 Light source apparatus
11/12/1996US5573325 Multi-sensory theatrical presentation structure
11/12/1996US5573324 Image projection system
11/07/1996WO1996035141A1 Projection screen of great light gain
11/07/1996CA2194410A1 Projection screen of great light gain
11/06/1996EP0741312A2 A method and apparatus for image generation and projection using liquid crystal modulators and dichroic mirrors
11/06/1996CN1135276A Array of thin film actuated mirrors for use in an optics projection system and method for mfg. same
11/05/1996US5570944 Reflected display system for text of audiovisual performances
10/1996
10/30/1996EP0740477A1 Polarisation separation device and application to an illumination system of a liquid crystal screen
10/30/1996EP0740476A1 Illumination system of a liquid crystal screen
10/30/1996EP0740192A2 Projection type display device
10/30/1996EP0740186A2 Liquid crystal display unit
10/30/1996EP0740169A1 Illumination device
10/30/1996EP0739497A1 Multi-image compositing
10/30/1996CN1134644A Transmissive projection screen
10/30/1996CN1134556A Three beam-type projection apparatus
10/29/1996US5568967 Electric lamp with reflector
10/23/1996EP0739133A1 Video signal processing apparatus and synthesized-picture projecting apparatus
10/23/1996EP0674757B1 Lighting system for spotlights, projectors and enlarging apparatuses
10/22/1996US5568324 Overhead projector with catadioptric fresnel lens
10/22/1996US5568210 Envelope for transparency
10/22/1996US5567030 Method for controlling picture size in an LCD projector
10/16/1996EP0738077A2 Compact video monitor or TV of the rear-screen type
10/16/1996EP0737911A1 Image projection system and method of controlling a projected pointer
10/16/1996EP0737870A1 Projection system comprising a reflector and field lens
10/16/1996EP0698227A4 Low profile liquid crystal projector and method of using same
10/15/1996US5566367 Plate-like polarizing element, a polarizing conversion unit provided with the element, and a projector provided with the unit
10/15/1996US5564811 Optical projection system with a varifocal projection lens
10/15/1996US5564770 Snow screen
10/10/1996WO1996031803A1 Rear projection screen with reduced speckle
10/10/1996WO1996031794A1 High efficiency polarized display
10/09/1996EP0736796A1 Rear-projection screen
10/09/1996EP0736795A1 Compact rear projection device
10/08/1996US5563738 Light transmitting and dispersing filter having low reflectance
10/03/1996WO1996030805A1 Projection display
10/02/1996EP0735495A1 Display arrangement for electronic calculating apparatus
10/02/1996EP0735410A2 Three beam-type projection apparatus
10/02/1996EP0734630A1 Colour liquid crystal projection display systems
09/1996
09/25/1996EP0734184A2 Efficient optical system for a high resolution projection display employing reflection light valves
09/25/1996EP0733938A1 An optical sheet and a light transmission screen using the same
09/25/1996EP0733229A1 Projection screen
09/24/1996US5559565 Convergence correcting method and apparatus for correcting convergence distortion in a CRT
09/19/1996WO1996028759A1 Overhead projector with vibration control head
09/19/1996WO1996021995A3 Projection arrangement
09/19/1996WO1996021992A3 Method for increased colour reproduction
09/18/1996EP0732615A1 Rear projection image display device
09/17/1996US5557432 Display device and image formation apparatus having first and second lens arrays
09/17/1996US5557343 Optical system including a reflecting polarizer for a rear projection picture display apparatus
09/17/1996US5556185 Image projecting apparatus provided with cartridge loading device
09/12/1996WO1996027820A1 Collectible commemorative display ticket containing film clip
09/12/1996WO1996027819A1 Transparent envelope with foldable pocket flap for information display
09/12/1996WO1996027818A1 Xy-drive
09/12/1996WO1996021997A3 3d-projection
09/12/1996WO1996021996A3 Colour pixel light separation in a projection device
09/12/1996WO1996021883A3 Projection screen
09/12/1996DE19507847A1 Overhead projector with projection head
09/11/1996EP0730746A1 Optical transmissive component with anti-reflection gratings
09/10/1996US5555186 Projection type liquid crystal display apparatus using multiple polarizing beam splitters
09/10/1996US5555041 Projection apparatus
09/06/1996WO1996027151A1 Projection display device
09/06/1996WO1996022658A3 Beam combiner for LCD projector utilizing a penta-prism
09/06/1996WO1996021171A3 3-d imaging system
09/04/1996EP0730215A1 A portable information processing apparatus and a stand for a portable information processing apparatus
09/04/1996EP0730199A1 Storage device for weblike photographic copying material
09/04/1996EP0729596A1 Liquid crystal light valve projection system with compensator means and counter electrode substrate composition
09/03/1996US5553203 Pixel data processing system and method for producing and graphically presenting spatially multiplexed images of 3-D objects for stereoscopic viewing thereof
09/03/1996US5551658 Projector lift system
09/03/1996CA2170707A1 Storage device for strip-shaped photographic copy material
08/1996
08/29/1996DE19607510A1 Liquid crystal display projector
08/28/1996EP0746797A4 Display projection method and apparatus and optical input device therefor
08/28/1996EP0729060A1 Projection system
08/28/1996EP0728327A1 Process for making an array of tapered photopolymerized waveguides
08/28/1996EP0728326A1 Microfiche reader
08/27/1996US5550612 Apparatus for use in a camera
08/21/1996EP0727695A1 Three dimensional projection system
08/21/1996EP0727056A1 Rear projection screen
08/20/1996US5548358 Image projecting device
08/20/1996US5548357 Keystoning and focus correction for an overhead projector
08/20/1996US5548356 Aircraft video projection system
08/20/1996US5548350 Projection type televison screen mounting structure including an elastic material for holding a screen
08/20/1996US5548347 Single panel color projection video display having improved scanning
08/15/1996WO1996025007A1 An improved telecine
08/14/1996DE19512468A1 Sleeve-shaped foil for transparency frames
08/14/1996DE19504461A1 Foil with pockets for transparency frames
08/13/1996US5546241 Projector slides for night vision training
08/13/1996US5546202 Rear projection screen for high ambient light environments having a pinhole area substantially equal to luminous area of the light source
08/13/1996US5546144 Transparency holder
08/13/1996US5546143 Recording device and projecting device for motion picture film
08/13/1996US5546139 Moving imagery projection system
08/13/1996US5546120 System for use in displaying three-dimensional images
08/07/1996CN1128559A Electric lamp with reflector
08/06/1996US5543870 Rear projection screen with high off-axis sunlight rejection
08/06/1996US5543869 Method for processing a motion picture film
08/06/1996US5543274 Photographic film
07/1996
07/31/1996EP0724177A2 High performance projection display with two light valves
07/31/1996EP0568690B1 Screen for image projection
07/30/1996US5541820 Combined lamp and movie projector
07/30/1996US5541769 Uniform-brightness, high-gain display structures and methods
07/30/1996US5541679 Optical projection system
07/30/1996CA2096120C Scene projector