Patents for G03G 15 - Apparatus for electrographic processes using a charge pattern (115,618)
03/1993
03/16/1993US5194945 Color image processing apparatus
03/16/1993US5194905 Color printer apparatus for printing selected portions of latent images in various colors
03/16/1993US5194904 Exiting paper deflector apparatus for an image reproduction machine
03/16/1993US5194903 Electrophotographic printer for a continuous recording form
03/16/1993US5194902 A transfer belt for toner images from photosensitive means, backup rollers with dielectric films, transfer rollers and plates
03/16/1993US5194901 Image forming apparatus having means for preventing toner deposit on photosensitive member
03/16/1993US5194900 Developer cartridge having easily removable sealing material
03/16/1993US5194899 Complex page bit map composition
03/16/1993US5194898 Optical scanning apparatus having means to stabilize optical unit against the platen
03/16/1993US5194897 Image forming apparatus with charge wire cleaners
03/16/1993US5194895 Printing machine adaptive setup
03/16/1993US5194894 Copying apparatus
03/16/1993US5194879 Image forming apparatus capable of changing dotting density
03/16/1993US5194878 Color electrophotographic method
03/16/1993US5194359 Developing method for one component developer
03/16/1993US5194352 High resolution electrography, simplified process
03/16/1993US5194351 Trilevel highlight color imaging; selective discharging of uniformly charged surface
03/16/1993US5194050 Positioning device for an endless belt
03/16/1993US5193801 Variable speed drive for sorter tray shifting cams
03/16/1993US5193799 Apparatus for depositing copy sheets in a stacking bin
03/10/1993EP0531171A2 Electrostatic target recalculation in a xerographic imaging apparatus
03/10/1993EP0531167A2 Electrostatic voltmeters readings of toner test patches for adjusting IR densitometer readings of developed test patches
03/10/1993EP0531161A2 Electrostatic voltmeter (ESV) zero offset adjustment
03/10/1993EP0531160A2 Toner dispensing rate adjustment
03/10/1993EP0531146A1 Improved toner and process for forming two-color images
03/10/1993EP0531145A2 Monitoring of color developer housing in a tri-level highlight color imaging apparatus
03/10/1993EP0531065A2 Cycle up convergence of electrostatics in a tri-level imaging apparatus
03/10/1993EP0531064A2 ROS assisted toner patch generation for use in tri-level imaging
03/10/1993EP0531063A2 Charged area image loss control in a tri-level imaging apparatus
03/10/1993EP0531057A2 Method and apparatus for creating tri-level images
03/10/1993EP0531056A2 Sheet control mechanism for use in an electrophotographic printing machine
03/10/1993EP0531053A2 Tri-level imaging apparatus
03/10/1993EP0531011A1 Multilayered fuser member
03/10/1993EP0531010A2 System and method for cleaning the developer unit of a printing system
03/10/1993EP0530911A1 Photoconductor assembly with a read out unit
03/10/1993EP0530618A1 Fixing device with temperature sensing device
03/10/1993EP0530502A1 Elastic body, elastic roller and fixing device
03/10/1993EP0485391A4 Electrophotographic toner and developer compositions and color reproduction processes using same
03/10/1993EP0291530B1 Multiple voltage-pulsed corona charging with a single power supply
03/09/1993US5192977 Multi-color image forming apparatus
03/09/1993US5192976 Sheet original feeding apparatus with detachable auxiliary feeder
03/09/1993US5192975 Image forming apparatus with an image scanning apparatus and an automatic document feeder
03/09/1993US5192974 Contract charger
03/09/1993US5192973 Covering and cleaning device for the optical character generator in an electrophotographic printing device
03/09/1993US5192972 Developer mix monitoring for color developer stations
03/09/1993US5192958 Method and apparatus to control overall write length in LED print bars
03/09/1993US5192942 Imaging apparatus for displaying related imaging processing functions
03/09/1993US5192261 Apparatus for post-processing sheets
03/09/1993US5192071 Image-forming apparatus provided with automatic original delivery mechanism and carrier sheet for use in said apparatus
03/09/1993US5192068 Sheet feeding and separating apparatus with an improved entrance guide
03/09/1993US5192067 Paper feed for page printer
03/04/1993WO1993004409A1 Duplex printer
03/04/1993WO1993004395A1 Laser printer cartridge with adjustable developer cylinder
03/03/1993EP0530031A2 Method for determining photoreceptor potentials
03/03/1993EP0529920A2 Toner concentration sensing apparatus
03/03/1993EP0529919A2 Method of scheduling copy sheets
03/03/1993EP0529809A2 Composite backup roller assembly
03/03/1993EP0529807A2 Improved developer auger for use in an electrophotographic printing machine
03/03/1993EP0529803A2 A paper cassette and image forming device
03/03/1993EP0529746A2 Image processing apparatus
03/03/1993EP0529745A2 Image processing apparatus
03/03/1993EP0529744A2 Image processing apparatus
03/03/1993EP0529692A2 A sheet finisher
03/03/1993EP0529609A2 Developing device and method for locating a toner restricting member at a developing device
03/03/1993EP0529325A2 Device for feeding developing powder in an image forming apparatus
03/03/1993EP0529061A1 Color image forming apparatus and toner container
03/02/1993US5191464 Electrooptic TIR light modulator image bar having spatial filter for optimizing spatial frequency response
03/02/1993US5191429 Electronic printing system for printing multiple images with determination of the maximum number of reduced size images to be optimally printed on a sheet of detected size without interference
03/02/1993US5191408 Color imaging system with selectively openable optical shutter
03/02/1993US5191383 Image forming apparatus with conveying path access
03/02/1993US5191382 Image forming system
03/02/1993US5191381 PTC ceramic heat roller for fixing toner image
03/02/1993US5191380 Image-forming apparatus and fusing roller cartridge with oil-applying means
03/02/1993US5191379 Device for flattening single sheets in non-mechanical printer and printer and copier means
03/02/1993US5191378 Electrostatic recording apparatus in which a transfer material conveyance belt detach point is located downstream from the image retainer
03/02/1993US5191377 Original scanning apparatus with electrical connecting member
03/02/1993US5191376 Optical unit
03/02/1993US5191375 Fuser low power control
03/02/1993US5191362 Electrophotographic printing apparatus with a control system responsive to temperature changes
03/02/1993US5191361 Image reproducing system
03/02/1993US5191353 Thermal control mechanism for multiple print bar system
03/02/1993US5191293 Park and ride method for determining photoreceptor potentials
03/02/1993US5191170 Electrostatic latent images free of defects
03/02/1993US5190843 High electrical resistance magnetic toner and magnetic carrier, rotating a sleeve containing magnet roll opposite to rotation of image carrier
03/02/1993US5190841 Rare earth metal, group II metal ferrites for electrostatic images or copies
03/02/1993US5190279 Copy output stacker for engineering size copies
03/02/1993US5190276 Sheet feeding apparatus
03/02/1993US5190274 Sheet treatment device with a variable time period for jamming indication
03/02/1993US5190167 Engineering size document stacker
02/1993
02/25/1993DE4128101A1 Toner cartridge - has air filter at the stopper to prevent pressure and temp. damage to covering film over the filler opening
02/24/1993EP0528568A1 Cylindrical structure and apparatus including same
02/24/1993EP0528555A2 Dual mode correction of image distortion in a xerographic printing apparatus
02/24/1993EP0528467A1 Device for the transfer of a toner image from an image forming medium to a receiving material
02/24/1993EP0528329A2 Recording sheet conveyance device for use with an image forming apparatus
02/24/1993EP0528045A1 Image forming device
02/24/1993EP0360828A4 Printing apparatus and method
02/24/1993CN1069347A Cyindrical structure and apparatus inchiding same
02/23/1993US5189548 Electrooptic TIR light modulator image bar having multiple electrodes per pixel
02/23/1993US5189480 Apparatus for fixing a toner image including eccentrically mounted pressure relieving means
02/23/1993US5189479 Image transferring device for a color image recorder