Patents for G03G 15 - Apparatus for electrographic processes using a charge pattern (115,618)
06/1989
06/28/1989EP0321906A2 Mechanism for locating a flexible photoconductor relative to a development station
06/28/1989EP0321905A2 Mechanism for locating a flexible photoconductor relative to a plurality of development stations
06/27/1989US4843437 Copying machine
06/27/1989US4843436 Feed roll cleaner for cleaning and renewing the frictional feeding surfaces of the sheet feed rolls in a copy reproducing machine or printer
06/27/1989US4843434 Random access sheet receiver
06/27/1989US4843432 Image recording apparatus
06/27/1989US4843431 Exposure control and color correcting device
06/27/1989US4843429 Method and apparatus for printing near page boundaries
06/27/1989US4843428 Process apparatus for processing memory which stores information
06/27/1989US4843427 Selective charge removal system for copier
06/27/1989US4843426 Special effects photocopier
06/27/1989US4843424 Reverse developing image forming apparatus with disturbing means
06/27/1989US4843423 Positive/negative image forming method and apparatus for electrophotographic image forming device
06/27/1989US4843422 Electrophotographic apparatus
06/27/1989US4843421 System for priming the magnetic brush end seals of copier/printer machines
06/27/1989US4843214 Heat roll type arrangement for electrostatic recording apparatus
06/27/1989US4842972 Process for image production containing the heat-and-pressure fixing of a still wet or moist toner image
06/27/1989US4842944 Sintered composite of core, silicone rubber, and fluoropolymer
06/27/1989US4842430 Printing paper reversing device
06/27/1989US4842423 Sealed bearing assembly
06/27/1989US4842264 Sorting machine
06/27/1989US4841613 Pressure developer or press having a pressure roll containing composite material
06/27/1989CA1256484A2 Process unit and an image forming apparatus using the same
06/21/1989EP0321450A1 Electrostatic copying apparatus
06/21/1989EP0321162A2 Image fixing rotatable member and image fixing apparatus using same
06/21/1989EP0320985A2 Vertical print engine for electrophotographic apparatus
06/21/1989EP0320921A2 Multicolor image developing device
06/21/1989EP0320915A1 An image forming apparatus
06/21/1989EP0320533A1 Roll covered with silicone material and method for producing same
06/21/1989EP0072862B1 Corona charging apparatus
06/20/1989US4841360 Apparatus and method for the reproduction of colored originals with gray balance and/or contrast adjustment
06/20/1989US4841337 Image forming apparatus
06/20/1989US4841336 Image forming apparatus with developing device accommodating means
06/20/1989US4841335 Recording apparatus and method
06/20/1989US4841334 Electrographic printer with small diameter drum and charged transfer belt
06/20/1989US4841333 Process unit for an imaging apparatus
06/20/1989US4841332 Toner control for a developer device
06/20/1989US4841331 Triboelectric charge application member for toner
06/20/1989US4841330 Recording apparatus
06/20/1989US4841329 Developing device accommodating apparatus and image forming apparatus and developing device
06/20/1989US4841313 RF driver and control
06/20/1989US4841311 Laser beam printer with compactly arranged photosensitive element, laser beam emitting element and reflective element
06/20/1989US4841147 Image read-out and recording apparatus
06/20/1989US4841146 Self-cleaning scorotron with focused ion beam
06/20/1989US4841144 Dust-proof tube having a cylindrical portion that seals photosensor and integrally formed frustrum portion
06/20/1989US4841099 Electrically insulating polymer matrix with conductive path formed in situ
06/20/1989US4840834 Electrostatic recording material
06/20/1989US4840300 Paper conveying roller for image forming apparatus
06/20/1989US4840259 Drive mechanism for a reproduction apparatus
06/15/1989WO1989005231A1 A method for producing a latent electric charge pattern and a device for performing the method
06/15/1989DE3834631A1 Photosensitive recording material for electrophotography and image-generation processes, and an electrophotographic device in which the recording material is used
06/14/1989EP0320278A2 Copier on-line variable tab cutter
06/14/1989EP0320277A2 Highlight colour imaging
06/14/1989EP0320246A2 Sheet feeder
06/14/1989EP0320222A1 Copier apparatus and method
06/14/1989EP0320053A1 Belt tensioning device
06/14/1989EP0319955A2 Belt and belt support drive for non-impact, direct charge electrographic printer
06/14/1989EP0319935A2 Conditioning apparatus for non-impact, direct charge electrographic printer belt
06/14/1989EP0319931A2 Transfer corona shield
06/14/1989EP0319930A2 AC corona enhancement for electrostatic imaging devices
06/14/1989EP0319859A1 Device for feeding a developer from a transportable container to the storage container of a non-mechanical printer or copier
06/14/1989CN1004521B Photosensitive paper conveying device of a copying machine
06/13/1989US4839740 Image processing apparatus for determining the presence or absence of an image on each side of a plurality of originals prior to producing two-sided copies of the originals to avoid producing any copies with blank sides
06/13/1989US4839699 Image reproducing apparatus
06/13/1989US4839698 Copying apparatus
06/13/1989US4839697 Image forming apparatus
06/13/1989US4839696 Image recording apparatus for recording a selected portion of an original image
06/13/1989US4839695 Device for controlling charge area of photoreceptor
06/13/1989US4839694 Printing apparatus
06/13/1989US4839693 Copying apparatus
06/13/1989US4839691 Image forming apparatus
06/13/1989US4839690 Image bearing member usable with image forming apparatus
06/13/1989US4839689 Image forming apparatus
06/13/1989US4839688 Development apparatus
06/13/1989US4839673 AC corona enhancement for electrostatic imaging devices
06/13/1989US4839672 Exposure device and printer with an led array
06/13/1989US4839670 Synchronized aperture motion ionography
06/13/1989US4838200 Developing apparatus
06/13/1989CA1255741A1 Electrographic stylus recording apparatus
06/07/1989EP0319340A2 An electrophotographic copying apparatus
06/07/1989EP0319241A2 Image forming apparatus
06/07/1989EP0319098A2 Electrostatic proofing of negative color separations
06/07/1989EP0318951A2 Electrophotographic copier
06/07/1989EP0318838A2 Image forming apparatus
06/07/1989EP0318766A2 Sorter
06/06/1989US4837658 Long life corona charging device
06/06/1989US4837636 Motion sensor for sensing the relative position and velocity of a recording member
06/06/1989US4837600 Recording apparatus
06/06/1989US4837599 Copying apparatus having an editing function
06/06/1989US4837598 Image erasing apparatus
06/06/1989US4837597 Method and apparatus applicable to multicolor developing device for detecting image density
06/06/1989US4837591 Highlight color imaging by depositing positive and negative ions on a substrate
06/06/1989US4837104 Scavenging field for electrostatographic printing machine
06/06/1989US4836529 Sorting machine
06/06/1989US4836527 Side edge registration system
06/06/1989US4836526 Sheet sorters
06/06/1989US4836525 Automatic original feeding and discharging unit
06/06/1989US4836136 Developer supplying member
06/06/1989US4836135 Developing apparatus having one-component developing agent
06/01/1989WO1989005000A1 Blade for electrophotographic apparatus