Patents for G03B 27 - Photographic printing apparatus (25,157)
12/1991
12/24/1991US5075770 Color balanced image detector system
12/24/1991US5075723 Diazo photocopy machine with automatic sheet separator
12/24/1991US5075720 Slit illumination system for copying machine and the like
12/24/1991US5075719 Lens driving device
12/24/1991US5075717 Image recording apparatus
12/24/1991US5075716 Apparatus and method for precisely exposing radiation sensitive materials
12/24/1991US5075539 Method and apparatus for adjusting the position of image reading equipment
12/24/1991US5074537 Recirculating document feeder for copying both simplex and duplex documents
12/24/1991US5074240 Electrostatic
12/18/1991EP0461739A2 Method and apparatus for preparing relief image printing plates
12/18/1991EP0461467A2 Apparatus for and method of recording image
12/18/1991EP0461369A2 Registration mechanism for sheets of different sizes
12/18/1991EP0461210A1 Device for determining a colour filter value for the exposure of a gradation conversion paper.
12/17/1991US5073829 Cassette supply apparatus
12/17/1991US5073792 Machine for the continuous contact exposure of photosensitive materials
12/17/1991US5073022 Pressure activated film tensioner
12/12/1991WO1991019222A1 Packaging for photographic strips
12/12/1991WO1991019221A1 Method and apparatus for producing thermal slide transparencies
12/10/1991US5072257 Vacuum frame hinge
12/10/1991US5072256 Photographic printer mask mechanism
12/10/1991US5072255 Optically variable magnification mechanism
12/10/1991US5072254 Photographic printer assembly
12/10/1991US5072253 Ordering and recording information system for business and greeting cards
12/10/1991US5072252 Fiber optic book copier
12/09/1991CA2044109A1 Film data exposure device
12/04/1991EP0458956A1 Method and device for producing photos from black and white or colour prints
12/04/1991EP0458785A1 Device for producing separation films for print reproduction
12/04/1991EP0252122B1 Apparatus and method for electrophotographically producing copies from originals having continuous-tone and other content
12/04/1991CN2090073U Multi-sheet colour photographic ruler board
12/03/1991US5070411 Color image recording apparatus using masks for forming latent images on photosensitive recording medium with detection and control of color-separated light components
12/03/1991US5070360 Copying machine with a slidefilm exposure device
12/03/1991US5070359 Pressure developing apparatus
12/03/1991US5070356 Camera having television mode
12/03/1991US5070355 Camera system capable of recording information in an external memory
12/03/1991US5070324 Variable magnification copier
11/1991
11/28/1991WO1991018328A1 Device for producing picture
11/27/1991EP0458687A2 LCD projector with an optical system
11/27/1991EP0458369A2 Photographic camera
11/27/1991EP0457949A1 Vacuum contact copier
11/26/1991US5068688 Device for automatically loading an image recording apparatus with a recording medium
11/26/1991US5068686 Color image recording apparatus having trial printing with variable exposure
11/26/1991US5068685 Image recording apparatus using mask members and having monochromatic printer portion and manual mask member insertion tray
11/26/1991US5067835 Printing apparatus
11/26/1991US5067702 Dispenser for dispensing sheets of an alternating first and second kind from a stack
11/26/1991US5067664 Photosensitive sheet positioning device
11/26/1991CA1292460C Document illuminating apparatus using light sources, a, b, and c in periodic arrays
11/21/1991EP0457588A2 Optical scanner
11/21/1991EP0457191A2 Sheet feeding apparatus capable of feeding sheets of plural sizes
11/19/1991US5066987 Shading board for copying apparatus
11/19/1991US5066975 System for controlling movement of a document table in a copying apparatus
11/19/1991US5066974 Auxiliary exposure device for image recording apparatus
11/19/1991US5066973 Image forming apparatus using an elongated web-like recording medium
11/19/1991US5066972 Image forming apparatus with positional adjustment of exposure area according to image size
11/14/1991WO1991017475A1 Cassette
11/13/1991EP0455793A1 Film clamp.
11/13/1991CN1014746B Measuring device for the determination of filters adopted in the photographic enlarger and reproducer
11/13/1991CN1014745B Density controlling method and apparatus of pseudo-coloured encode colours for black and white image
11/12/1991US5065185 Multi-function detecting device for a document reproduction machine
11/12/1991US5065184 Light amount control apparatus
11/12/1991US5065180 Image recording apparatus having means for preventing sheet cartridge from its free disassembly
11/12/1991US5065179 Microfilm reader-printer
11/12/1991US5064188 Automatic document conveying device which opens so jams may be cleared
11/12/1991US5064182 Automatic original feeding device with feeding roller
11/12/1991CA1291892C Method and microfilm camera for detecting codes applied to original copies in the camera
11/06/1991EP0275294B1 Imaging lens array and optical print head
11/06/1991CN2088261U Miniature auto/manual colour photo enlarger
11/06/1991CN1056006A Multifunctional colour printing and enlarging equipment with trick effect
11/05/1991US5063408 Motorized sheet film cartridge
11/05/1991US5063407 Method and apparatus for recording image
11/05/1991US5063405 Apparatus for forming images
11/05/1991US5063404 Document illumination assembly adapted to reduce platen overheating
11/05/1991CA1291772C Photographic film stacking device
10/1991
10/31/1991WO1991016663A1 Scanners
10/30/1991EP0454381A2 Housing structure for image forming apparatus
10/29/1991US5061960 Preexposure light control system for a photocopier
10/29/1991US5060981 Transparent overlay for protecting a document from tampering
10/29/1991US5060923 Automatic document conveying device for an image processing machine
10/29/1991CA1291491C Document feeder for moving platen copiers
10/27/1991WO1991016662A1 Step and repeat camera/projector machine
10/27/1991CA2081331A1 Step and repeat camera/projector machine
10/23/1991EP0452855A2 A copying machine provided with a recirculating document feeding apparatus
10/22/1991US5060019 Mounting structure for an original cover in an image forming apparatus
10/22/1991US5060018 Image forming apparatus
10/22/1991US5060012 Image reproducing device which detects the end of a photosensitive film
10/22/1991US5060010 Image forming apparatus and leader sheet therefor
10/22/1991US5060009 Method and apparatus for the automated image formation on any photographic media
10/22/1991US5060008 Image recording apparatus which reduces the wasting of photosensitive recording medium when operating in a plural image recording mode
10/22/1991US5060006 Photographic camera
10/22/1991US5059988 Image forming apparatus
10/22/1991US5059860 Illuminating light source for color image recording device
10/22/1991US5059506 Method of image formation
10/22/1991US5059020 Devices for automatically feeding an image projector
10/17/1991WO1991015804A1 A web-spool for a cartride
10/17/1991CA2053901A1 Web-spool for a cartridge
10/16/1991EP0252158B1 Flash lighting device
10/16/1991EP0235201B1 Document scanning system with multi camera mounting and alignment arrangement
10/15/1991US5057943 Image scanning apparatus
10/15/1991US5057931 Tonal conversion method of pictures for producing reproduced pictures free of color-fog
10/15/1991US5057913 Hard copy simulator with stored data to correct for lighting conditions
10/15/1991US5057869 System for scanning signature pages