Patents for G03G 15 - Apparatus for electrographic processes using a charge pattern (115,618)
06/1988
06/21/1988US4752802 Magnetic brush type developing apparatus for development of electrostatic latent image
06/21/1988US4752801 Electrophotographic printer having openable discharge port formed by displacable fuser roller
06/21/1988US4752800 Recording device such as electronic blackboard
06/16/1988WO1988004503A1 Process control for electrostatographic machine
06/16/1988WO1988004443A1 Roller transfer apparatus
06/16/1988WO1988004111A3 Multiple voltage-pulsed corona charging with a single power supply
06/16/1988DE3740869A1 Paper transporting device
06/15/1988EP0271209A1 Developing device accommodating apparatus, and a developing device for an electrographic image-forming apparatus
06/15/1988EP0271052A2 Color image forming apparatus
06/15/1988EP0270884A2 Document size detecting device
06/15/1988EP0270728A1 Electrophotographic apparatus for forming a multi-color image
06/15/1988CN85103536B Apparatus for formation of image
06/14/1988US4751583 Off line photocopying system using portable electronic camera, visual previewing and image processing
06/14/1988US4751553 Reader-printer
06/14/1988US4751552 Image forming apparatus
06/14/1988US4751550 Image forming apparatus capable of copying an original in a plurality of image forming modes
06/14/1988US4751549 Color copying machine
06/14/1988US4751548 Apparatus including a conductive wick for applying liquid release agent material to a heated fuser roll
06/14/1988US4751547 Sheet guide
06/14/1988US4751528 Platen arrangement for hot melt ink jet apparatus
06/14/1988US4751523 Laser scanner power compensation circuit
06/14/1988US4751484 Drum unit exchange time indicating device for image forming apparatus
06/14/1988US4750838 Optoelectronic circuit
06/14/1988US4750731 Sheet storing appartus
06/14/1988US4750727 Automatic document feeder for copiers
06/14/1988US4750726 Automatic document feeder/separator for copiers
06/14/1988CA1238077A1 Cleaning apparatus and method for a polychromatic electrographic copier
06/09/1988DE3739963A1 Copier
06/09/1988DE3641078A1 Fuser roller for a fuser station of a copying device (copier) or the like
06/09/1988DE3641077A1 Toner station for a copying device or the like
06/08/1988EP0270104A2 Developing device
06/08/1988EP0270038A2 A copying machine
06/08/1988EP0270037A2 Display for image forming apparatus
06/08/1988EP0269695A1 Patch generator.
06/08/1988EP0168399B1 Device for an array of photo diodes arranged in a matrix
06/07/1988US4750022 Optical projection system
06/07/1988US4750021 Apparatus for printing from microfilm
06/07/1988US4750020 Sheet feeding apparatus
06/07/1988US4750019 Electrophotographic apparatus
06/07/1988US4750018 Pre-transfer copy sheet cleaning apparatus
06/07/1988US4750017 Composite copying method and color copier for practicing the same
06/07/1988US4750016 Apparatus for the formation of images
06/07/1988US4750015 Waste toner container detector
06/07/1988US4748934 Developing apparatus
06/02/1988WO1988004111A2 Multiple voltage-pulsed corona charging with a single power supply
06/01/1988EP0269402A2 Developing device
06/01/1988EP0269266A1 Toner dispenser control system
06/01/1988EP0269262A2 Method for the production of thermal fixing roller
06/01/1988EP0269131A2 Lighting control method and a lighting control apparatus of a light source in an image forming apparatus
06/01/1988EP0269130A2 Editing area setting method and editing area setting apparatus in an image forming apparatus
06/01/1988EP0269058A2 Document size detector for copying machine
06/01/1988EP0269034A2 Improved line scanner to reduce banding
06/01/1988EP0269033A2 Exposure control system for continuous tone electrophotographic film
06/01/1988EP0268650A1 Optional output for test patches.
05/1988
05/31/1988US4748514 Variable rate scanning control
05/31/1988US4748481 Housing for copier separable into upper and lower frames
05/31/1988US4748479 Image forming apparatus capable of displaying a capacity and/or a remaining quantity of sheets of paper
05/31/1988US4748473 Printing apparatus with detack device
05/31/1988US4748472 Developing apparatus with multiple blade developer conditioner
05/31/1988US4748471 Development apparatus having means for rapidly shutting off the flow of developer to a magnetic brush
05/31/1988US4748470 Automatic duplex electrophotographic copying machine
05/31/1988US4748465 Method and apparatus for controlling charge on a photoconductor
05/31/1988US4748464 Image-forming element for an electrostatic printer having electrodes in the form of a grid
05/31/1988US4747667 Plastic lens array
05/31/1988CA1237252A1 High speed duplicator with stapler apparatus and staple loading arrangement
05/31/1988CA1237251A1 High speed duplicator with sorter/stapling apparatus and stapler positioning control
05/25/1988EP0268499A2 Color image forming apparatus
05/25/1988EP0268487A2 Light adjusting apparatus
05/25/1988EP0268263A2 Automatic document feeding device for an electrophotographic copying apparatus
05/25/1988EP0268103A2 Multicolor image forming apparatus
05/25/1988EP0267988A1 Electrographic magnetic brush development apparatus
05/24/1988US4747033 Illuminating device
05/24/1988US4746957 Variable magnification copy machine
05/24/1988US4746956 Microfilm printer apparatus and method
05/24/1988US4746955 Color filter interpositioning mechanism for color electrophotography
05/24/1988US4746954 Image forming apparatus with toner scattering control
05/24/1988US4746953 Membrane strip control
05/24/1988US4746952 Developing device
05/24/1988US4746951 Color image forming apparatus having an improved arrangement for mounting developing devices thereon
05/24/1988US4746950 Color copier
05/24/1988US4746941 Dot printer with token bit selection of data latching
05/24/1988US4746940 Line scanner to reduce banding
05/24/1988US4746939 Picture recording apparatus
05/24/1988US4746796 Corotron wire cassette for electrophotographic printer or copier devices
05/24/1988US4746589 Magnetic carrier particles and toner particles
05/24/1988US4746111 System for controlling sorter indexing
05/19/1988WO1988003670A1 Dynamic feedforward process control for electrographic machines
05/18/1988EP0267854A2 Board copying apparatus
05/18/1988EP0267805A2 Image reading apparatus
05/18/1988EP0267787A2 Dielectric coating for recording member
05/18/1988EP0267689A2 An apparatus for the formation of images
05/18/1988EP0267291A1 Flash exposure device
05/17/1988US4745491 Image formation apparatus capable of designating a recording area
05/17/1988US4745490 Image recording apparatus with multiple image recording means
05/17/1988US4745489 Image recording apparatus for recording only the image area of a film
05/17/1988US4745443 Copying apparatus
05/17/1988US4745441 Copying machine capable of forming filing margins on both sides of copy paper
05/17/1988US4745440 Image forming apparatus
05/17/1988US4745439 Copying apparatus
05/17/1988US4745438 Automatic copier show-around erase system