Patents for G03G 15 - Apparatus for electrographic processes using a charge pattern (115,618)
04/1994
04/27/1994EP0594306A1 Adjustable slitter/perforator
04/27/1994EP0594140A2 An electrophotographic charging method
04/27/1994EP0594106A2 Signal processing apparatus
04/27/1994EP0594052A2 Image-forming machine with toner image transfer means
04/27/1994EP0594051A2 Image-forming machine with toner image transfer means
04/27/1994EP0593813A1 Electrographic printing or copying device with a thermal fixing station and with an arrangement for programme-controlled setting of operating parameters
04/27/1994EP0593488A1 Latent image development apparatus.
04/27/1994CN1086024A Process cartridge and image forming apparatus
04/27/1994CN1085848A Exiting paper deflector apparatus for an image reproduction machine
04/26/1994US5307147 Electrophotographic recording apparatus having a plurality of developing devices which can be changed over
04/26/1994US5307135 Color image forming apparatus having mono-color image forming function
04/26/1994US5307134 Electrophotographic apparatus
04/26/1994US5307133 Image fixing apparatus with means for preventing moisture dew on film
04/26/1994US5307132 Image forming apparatus having a controller for discharging air in response to a heating condition of an image fixing device
04/26/1994US5307131 Color image registration system using vacuum transfer drum
04/26/1994US5307129 Image processing apparatus
04/26/1994US5307128 In an image forming apparatus
04/26/1994US5307127 Developing apparatus using one component toner with improved flowability
04/26/1994US5307126 Magnetic brush developing apparatus
04/26/1994US5307125 Development station for an electrophotographic printing or copying station having a means for preventing the discharge of the mixture
04/26/1994US5307124 Development method and apparatus including toner pre-charging capability
04/26/1994US5307123 Developing unit having capability of preventing developing powder from being jammed around exhaust outlet
04/26/1994US5307122 Image forming apparatus apparatus unit facsimile apparatus and developer comprising hydrophobic silica fine powder for developing electrostatic images
04/26/1994US5307121 Bi-functional charge neutralizer for electrostatographic copier/printer
04/26/1994US5307120 Method for measuring electrostatic potential
04/26/1994US5307119 Method and apparatus for monitoring and controlling a toner image formation process
04/26/1994US5307118 Electrophotographic process control device using fuzzy logic
04/26/1994US5307117 Protective shipping cover for CRU
04/26/1994US5307116 Image forming apparatus provided with unit locking means
04/26/1994US5307092 Image forming device
04/26/1994US5306960 Common bias circuit for a plurality of discrete IC's each having their own bias circuritry
04/26/1994US5306898 Heater for sheet material
04/26/1994US5305995 Sheet feeding apparatus for re-feeding a sheet without smearing
04/26/1994US5305994 Sorter with rotary spirals and guide rails
04/20/1994EP0593245A1 Image forming apparatus having charger to charge image carrier with magnetic brush
04/20/1994EP0593184A1 Image processing apparatus for cut and paste
04/20/1994EP0593072A2 An image forming apparatus
04/20/1994EP0593023A1 Image forming apparatus having recording material carrying member
04/20/1994EP0593018A2 Image forming apparatus having self-repair function and self-repair method for the apparatus
04/20/1994EP0592675A1 Method of forming fixed images
04/20/1994EP0592662A1 Electrostatic data recording medium and electrostatic data recording/reproducing method
04/20/1994EP0505418B1 Electrophotographic printer for reel paper with a thermal print-fixing station
04/19/1994US5305199 Consumable supplies monitoring/ordering system for reprographic equipment
04/19/1994US5305177 Charging device and image forming apparatus
04/19/1994US5305119 Color printer calibration architecture
04/19/1994US5305070 Color select development and system application
04/19/1994US5305069 Two color image forming apparatus
04/19/1994US5305066 Image heating device employing endless belt
04/19/1994US5305065 Toner image fuser and cartridge for image-forming apparatus
04/19/1994US5305064 Compact single component development system with modified toner agitator and toner dispense auger disposed therein
04/19/1994US5305063 Toner supply device mounted with a replaceable toner cartridge
04/19/1994US5305062 Conductive structure for electrophotographic imaging device
04/19/1994US5305061 Image forming apparatus having a contact charging device that exhibits uniform charging through reduced residual toner adhesion
04/19/1994US5305060 Image forming apparatus having control means for controlling image forming condition
04/19/1994US5305059 Image forming apparatus
04/19/1994US5305058 Progressive levels of automatic machine quality adjust
04/19/1994US5305057 Image forming apparatus having correction means for modifying image density signals according to a gradation correction table
04/19/1994US5305056 Method of controlling diagnostics in a printing system
04/19/1994US5305055 Automatic call to selected remote operators in response to predetermined machine conditions
04/19/1994US5305026 Image recording apparatus having toner particle control member
04/19/1994US5305025 Elastica counter electrode for an electrostatic recorder
04/19/1994US5305023 Multicolor printing apparatus
04/19/1994US5304784 Heater for sheet material
04/19/1994US5304451 Adding dry toner particles comprising friable thermoplastic resin and colorant
04/19/1994US5304442 Method for electrophotographic image formation
04/19/1994CA1328678C Duplex document handler
04/14/1994WO1994008277A1 Printer in closed housing
04/13/1994EP0592197A2 Image-transferring device
04/13/1994EP0592108A2 Solid area toner reduction
04/13/1994EP0592018A2 Image forming apparatus and developer for developing electrostatic images
04/13/1994EP0444116B1 Device for depositing copy sheets
04/13/1994EP0420986B1 Printed metal container and multicolor printing thereof
04/13/1994CN1085326A Image forming apparatus and process cartridge deta chable to image forming apparatus main unit
04/12/1994US5303018 Color electrophotographic apparatus
04/12/1994US5303017 Print skip avoidance for on-line compiling
04/12/1994US5303016 Image fixing device for image forming apparatus including means for locally heating inner wall of fixing means at location corresponding to nip
04/12/1994US5303015 Recording apparatus for conserving energy
04/12/1994US5303014 Biasable member having low surface energy
04/12/1994US5303013 Color picture image formation device for developing latent image formed on a photosensitive body
04/12/1994US5303011 Image forming apparatus
04/12/1994US5303010 Doctor blade mounting structure
04/12/1994US5303009 Image forming apparatus with an improved discharger
04/12/1994US5303008 Seal-forming device for a toner receiving aperture
04/12/1994US5303006 Image density control device for use in an image forming apparatus
04/12/1994US5303005 Image forming apparatus with improved maintenance control
04/12/1994US5303004 Apparatus for driving image bearing member via torque limiter
04/12/1994US5303003 Color transparency having toner images transferred to both sides and method of making
04/12/1994US5302973 Method and apparatus for image registration in a single pass ROS system
04/12/1994US5302808 Thermal fixing apparatus and a heater therefor
04/12/1994US5301936 Feeding device and method for determining feeding position by feeding number in both a longitudinal and lateral position
04/07/1994DE4330405A1 Image prodn. device correcting position of misplaced sheet - includes take-up and resistance rollers and detector for verification of correct sheet orientation prior to printing.
04/06/1994EP0591003A1 Donor roll for scavengeless development in a xerographic apparatus
04/06/1994EP0590941A2 Image-forming apparatus
04/06/1994EP0590940A2 Process cartridge and image-forming apparatus
04/06/1994EP0590939A2 Process cartridge and image-forming apparatus
04/06/1994EP0590924A1 Flexible tubes supported on rigid drum and their method of manufacture
04/06/1994EP0590921A1 Color printer calibration architecture
04/06/1994EP0590912A2 Method of contact-charging the surface of a photosensitive material
04/06/1994EP0590860A1 A specific set of rotated screens for digital halftoning
04/06/1994EP0590840A2 Corona generating device