Patents for G03B 21 - Projectors or projection-type viewers; Accessories therefor (41,465)
03/1995
03/09/1995WO1995006898A1 Adjustable-height stand to support a screen
03/09/1995WO1995006888A2 A light transmitting and dispersing projection screen having low reflectance
03/09/1995WO1995006887A2 Improvements in or relating to microlens screens and the like
03/07/1995US5396304 Slide projector mountable light valve display
03/07/1995US5396301 Video projector with monitor screen
03/02/1995DE4430809A1 Overhead projector
03/01/1995EP0460147B1 Portable microfiche reading device
02/1995
02/28/1995US5394205 Image reading apparatus
02/28/1995US5394202 For generating an accurate stereo three dimensional image
02/28/1995US5392548 Slide mount with pin lock registration
02/28/1995US5392545 Apparatus and method for processing and storing X-ray film sheets
02/22/1995EP0639788A1 Picture projecting device and window structure for an aeroplane
02/22/1995CN1099155A Cartridge storing case
02/21/1995US5392081 Calculator projection display
02/21/1995US5392077 Projection TV light controller
02/15/1995EP0638179A1 A method of backscreen fabrication using pre-coated material
02/15/1995EP0519909B1 Roll brake
02/14/1995US5389982 Optical system for liquid crystal projector
02/09/1995WO1995004303A1 High-brightness directional viewing screen
02/07/1995US5387954 Transparency magazine loading device
02/02/1995WO1995003675A1 Video projection system
01/1995
01/31/1995US5386257 Apparatus for aligning the optical system of a lamphouse and a movie projector
01/31/1995US5386253 Projection video display systems
01/31/1995US5386252 Projection system and display apparatus for compressing and expanding aspect ratio of a picture
01/25/1995EP0635975A2 An image projection system
01/25/1995EP0635753A1 Device to support flexible screens, in particular background screens
01/25/1995EP0635752A1 Original conveying apparatus
01/25/1995EP0635751A1 Original feeding device
01/18/1995EP0634026A1 Overhead projector for lcd panel
01/17/1995US5382991 Pivoting projection head for overhead projector
01/17/1995US5382990 Projector of a rear projection type
01/12/1995WO1995001587A1 Overhead projector with achromatic fresnel lens
01/11/1995EP0633491A1 Projector
01/10/1995US5381197 Reflecting illumination projecting device
01/05/1995WO1995001061A1 Moving imagery projection system
01/04/1995CN2186923Y High brightness spherical reflecting screen
01/03/1995US5379083 Projector
01/03/1995US5379082 Method of automatically focusing glass-mounted and glassless slides in slide projectors
01/03/1995US5379081 Optical baffling device
12/1994
12/28/1994EP0631445A1 Projector device
12/28/1994EP0631174A1 Tiltable large-scale screen for open-air presentations
12/28/1994EP0559781B1 Backprojecting visualisation system and method for producing a backprojection mirror
12/28/1994EP0414822B1 Hot melt ink projection transparency
12/27/1994US5376987 Space-efficient reader printer apparatus
12/27/1994US5376980 Segmented torus screen
12/27/1994US5376979 Slide projector mountable light valve display
12/27/1994CA2002909C Projection display using liquid crystal device with reflective color filters
12/22/1994WO1994029768A1 Randomised mask for a diffusing screen
12/22/1994DE4421635A1 Recording and projection device for a cine film
12/21/1994EP0629899A1 Projection screen
12/21/1994EP0629331A1 Spatial light modulator system
12/21/1994CN2185905Y Folding back transparent type polyester fibre projection screen
12/21/1994CN1096593A Latching mechanism for overhead projector post
12/21/1994CA2126133A1 Pivotal, large area cinematographic screen for open-air performances
12/20/1994US5374975 Film archival storage holder and method
12/20/1994US5374969 Portable overhead projector
12/14/1994EP0628875A1 Cartridge storing case
12/14/1994EP0440675B1 Television projection system
12/07/1994EP0627638A1 Elliptical diffuser
12/07/1994EP0627300A1 Process for welding plastic sheets and shaped articles obtained therefrom
12/07/1994EP0627095A1 Improved simulator arrangement
12/07/1994CN2184939Y Film length and picture image number transducer
12/06/1994US5371560 For overhead projectors
12/01/1994DE4317221A1 Component camera (modular camera) for large format and medium format (large size and medium size)
11/1994
11/30/1994EP0277985B1 Liquid crystal motion picture projector with memory
11/29/1994US5368228 Method and apparatus for forming a fluid projection screen
11/24/1994WO1994027185A1 Display projection method and apparatus and optical input device therefor
11/24/1994WO1994027184A1 Low profile liquid crystal projector and method of using same
11/24/1994CA2162690A1 Display projection method and apparatus and optical input device therefor
11/23/1994EP0625276A1 Optical system auxiliary input calibration arrangement and method of using same
11/22/1994US5367382 On-line microfilm storage and retrieval system
11/22/1994US5367350 Overhead projector illustration slate
11/22/1994US5367349 Amusement projector
11/22/1994US5366203 Projector ceiling lift
11/16/1994CN1095204A Transparent screen and manufacture of same
11/15/1994US5365369 Two dimensional moire reduction type projection display
11/15/1994US5365307 Image projecting apparatus
11/15/1994US5365289 Manual cassette system for overhead projection transparencies
11/15/1994US5365288 Image mover
11/10/1994WO1994025898A1 Projector
11/10/1994WO1994025897A1 Projector
11/10/1994WO1994025894A1 Immersed dichroic system for single projection lens video projector
11/09/1994EP0623839A1 A projection type television receiver and its application in a large screen video display apparatus
11/09/1994EP0555224B1 Film deceleration unit
11/08/1994US5363156 Film cartridge projection device
11/08/1994US5363149 Projection television set
11/02/1994EP0622661A1 Film trap for a motion picture projector
11/01/1994US5361164 Projection markerboard
11/01/1994US5361163 Reflection type projection screen, production process thereof, and production apparatus thereof
11/01/1994US5361107 Projection optical apparatus
10/1994
10/27/1994WO1994024829A1 Pulsed laser video imaging system and method
10/27/1994WO1994024605A1 Transparency organizer and storage tray
10/27/1994CA2161133A1 Pulsed laser video imaging system and method
10/26/1994EP0620928A1 Autofocus device.
10/26/1994CN2180468Y Slide show type picture volume
10/25/1994US5359550 Notebook computer system for cooperating with projectors
10/25/1994CA2046101C Transmission-type screen and video projection television
10/18/1994US5357368 Screen for the reproduction of three-dimensional static or moving images, and method of manufacturing it
10/18/1994US5357295 Image projecting apparatus provided with cartridge loader
10/18/1994US5357289 Projector lens system having three lens groups for image projector