Patents for G03G 15 - Apparatus for electrographic processes using a charge pattern (115,618)
06/1994
06/09/1994DE4337876A1 Contact charge supply device e.g. for printer, video printer, facsimile, copier, or display
06/09/1994DE4240804A1 Detecting position of recording medium on base and=or measuring its width - involves scanning base and medium with optical position transducer while illuminating with light source generating focussed beam
06/08/1994EP0600674A2 Compensation of magnification mismatch in single pass color printers
06/08/1994EP0600665A1 Image forming machine equipped with an exchangeable developing unit
06/08/1994EP0600256A1 Electrophotographic photoreceptor, method of producing the photoreceptor, and image-correcting method using the photoreceptor
06/08/1994EP0520033B1 Transfer of high resolution toned images to rough papers
06/08/1994EP0443008B1 Toner fixing method
06/07/1994US5319537 Raser output scanner color printer with improved start of scan detection and process registration
06/07/1994US5319464 Scheduling color variations for discrete job elements
06/07/1994US5319433 Electrophotographing apparatus for forming color image
06/07/1994US5319432 Sheet delivery mechanism
06/07/1994US5319430 Fuser mechanism having crowned rolls
06/07/1994US5319429 Color image forming apparatus using fixing apparatus for glossy images
06/07/1994US5319428 Color image forming apparatus
06/07/1994US5319427 Base, silicone rubber, primer, fluorine resin; primer layer containing fluorine resin and aminosilane compound
06/07/1994US5319426 Image forming apparatus having improved fusing consistency
06/07/1994US5319425 Fixing device for improving the flatness of sheets discharged therefrom
06/07/1994US5319423 Image forming system including rotatable image bearing member and rotatable transfer sheet bearing member rotatably driven by common drive source
06/07/1994US5319422 Liquid electrophotographic developing device and method thereof
06/07/1994US5319421 Toner concentration sensing with self calibration
06/07/1994US5319420 Apparatus for controlling the flow of developer material in a development station
06/07/1994US5319419 Scanning system driving device
06/07/1994US5319418 Image forming apparatus
06/07/1994US5319337 Composite molding of resin-bonded magnet for machine parts and process for producing the same
06/07/1994US5319334 Image forming device
06/07/1994US5318631 Pressure control device for a pressure roller
06/07/1994US5318287 Bypass sheet feeding device
06/07/1994US5318286 Parallel transport apparatus
06/01/1994EP0599606A2 Interactive diagnostic data transfer system for remote diagnostics
06/01/1994EP0599523A2 Service call initiation and feedback interface
06/01/1994EP0599482A2 A method of evaluating print quality on a substrate
06/01/1994EP0599374A1 A device for exposing an image information support
06/01/1994EP0599296A1 Color image forming apparatus
06/01/1994EP0599294A2 Image forming apparatus
06/01/1994EP0599233A1 Powder fluidity detecting apparatus
06/01/1994EP0599218A1 Method and copying machine for preventing illegal copying
06/01/1994EP0598717A1 Duplex printer
06/01/1994EP0505404B1 Fixing station for an electrophotographic printer or copier
06/01/1994EP0433421B1 Priority interrupt during editing mode
06/01/1994EP0309586B1 Developing device
06/01/1994CN1024848C Electro-photography apparatus
05/1994
05/31/1994US5317377 Inverter apparatus capable of inverting A3 or 11×17" sheets
05/31/1994US5317373 Method and apparatus for user customized colorants in an electrophotographic printing machine
05/31/1994US5317372 Copying method and apparatus
05/31/1994US5317371 Skew prevention structure for electrophotographic printer
05/31/1994US5317370 Developing apparatus including means for collecting used developing agent
05/31/1994US5317369 Apparatus for detecting toner in image forming apparatus
05/31/1994US5317368 Image forming apparatus capable of making self-diagnosis
05/31/1994US5317367 Thermal realtime clock
05/31/1994US5317366 Processing unit and system including plurality of the processing units
05/31/1994US5317365 Supply hopper for fanfold paper stacks
05/31/1994US5317347 Image forming apparatus
05/31/1994US5317344 Light emitting diode printhead having improved signal distribution apparatus
05/31/1994US5316524 Edge guide systems for belt tracking
05/31/1994US5316288 Sheet handling apparatus and method for registering a sheet using a gate device
05/31/1994US5316282 Sheet feeding and separating device for image forming equipment
05/31/1994US5316279 Copier/printer job stacking with discrete cover sheets with extending printed banners
05/28/1994CA2109965A1 Microdot 2-dimensional coding
05/26/1994WO1994011792A1 Continuous purification of liquid toners
05/26/1994WO1994011791A1 Charge donor roller with blended ceramic layer
05/26/1994WO1994011790A1 Book photocopying aid
05/26/1994WO1994011301A1 Carbon fluoride particles, process for producing the same, and use thereof
05/26/1994WO1994011288A1 High capacity sheet feeders for high volume printers
05/26/1994DE3051244C2 Multi-format feed for photocopiers
05/26/1994CA2126572A1 High capacity sheet feeders for high volume printers
05/25/1994EP0598566A1 Method and apparatus for color registration control
05/25/1994EP0598483A1 Image forming apparatus with charger of image carrier using magnetic brush
05/25/1994EP0598416A1 Sheet feeding apparatus for image forming apparatus
05/25/1994EP0598323A2 Image forming apparatus to provide multicolor images
05/25/1994EP0598186A1 Method and system for identifying the type of toner print cartridges loaded into electrophotographic printers
05/25/1994EP0505444B1 Arrangement for the mechanical coupling of units of an electrophotographic printing or copying device
05/24/1994US5315416 Mono-color editing method for color picture image recording
05/24/1994US5315415 Color image processing apparatus
05/24/1994US5315410 Method and apparatus for recording optical information by using a photoelectric transducer
05/24/1994US5315404 Image processing method and apparatus for processing an image signal in each of a plurality of processing modes
05/24/1994US5315362 Multicolor developing device including expansion/contraction means for permitting a developing mechanism to move relative to its associated toner container
05/24/1994US5315361 Printer using electrostatic process including multiple sheet discharge receivers with a pivotal guide and a full tray detector
05/24/1994US5315360 Copying machine for copying a one-side subject copy on both sides of a copying sheet
05/24/1994US5315359 Heat roll fixing unit
05/24/1994US5315357 Cleaning unit provided in xerographic image forming apparatus for removing residual toner from an image carrier
05/24/1994US5315356 Fixing apparatus
05/24/1994US5315355 Imaging system
05/24/1994US5315354 Carrier bead seal
05/24/1994US5315353 Image recording method including determining a gap between a photosensitive medium and a developing roller and apparatus therefor
05/24/1994US5315352 Image forming apparatus for forming an image on an image bearing member
05/24/1994US5315351 Image forming apparatus
05/24/1994US5315350 Image forming apparatus provided with a controller for fixing roller heater
05/24/1994US5315325 Laser printer cartridges
05/24/1994US5315324 High precision charge imaging cartridge
05/24/1994US5315323 Color image forming apparatus with means for biasing a recording head
05/24/1994US5315061 Electrostatic latent images
05/24/1994US5314774 Electrography without high voltage corona, simplified cleaning and processing
05/24/1994US5314640 Tolan derivatives, liquid crystal compositions including same, liquid crystal display devices including the compositions and method of preparation
05/24/1994US5313993 Toner container and receiving apparatus therefor
05/24/1994CA1329826C Image processing apparatus
05/19/1994DE4338991A1 Transfer quality enhancement in latent-image electrographic printers - by ionisation of air in space between roller carrying toner particles and counter-electrode behind sheet of paper
05/18/1994EP0597824A1 Roll paper cutting device
05/18/1994EP0597823A1 Image forming apparatus and roll paper cutting device therefor
05/18/1994EP0597673A2 Enhanced toner reclaim system for a plural color xerographic system
05/18/1994EP0597507A1 Cylindrical toner cartridge for electrophotographic printer