Patents
Sitemap › G03 - Photography; Cinematography; Analogous techniques using waves other than optical waves; Electrography; Holography › G03G - Electrography; Electrophotography; Magnetography › G03G 15 - Apparatus for electrographic processes using a charge pattern
Patents for G03G 15 - Apparatus for electrographic processes using a charge pattern (115,618)
03/1983
03/29/1983US4378420 Mixing uncharged toner and charged developer to give uniform positive charge intensity
03/29/1983US4378158 Developing apparatus
03/29/1983US4378156 Method of eliminating black banding occurring in the process of recording compound information
03/29/1983US4378154 Table top copy machine having a movable support and positioning frame for a copy sheet tray
03/29/1983US4378153 Electronic duplicator
03/29/1983US4378152 Hot roll fusing nip and means to control orientation of a sheet's leading edge thereto
03/23/1983EP0074719A2 Imaging device
03/23/1983EP0074677A1 Method and device for transferring and fixing of powder images
03/23/1983EP0074602A2 Toner image transfer device
03/23/1983EP0074483A1 Original document feed system for a copier
03/23/1983EP0074481A1 Sheet set finishing apparatus for forming sets from documents from a document reproduction machine
03/22/1983US4377739 Average power control apparatus and method
03/22/1983US4377629 Layered charge carrier member and method of forming image using same
03/22/1983US4377338 Method and apparatus for copier quality monitoring and control
03/22/1983US4377336 Heated pressure rolls
03/22/1983US4377335 Cryogenically assembled rolls
03/22/1983US4377334 Magnet roll developing unit
03/22/1983US4377333 Recording apparatus
03/22/1983US4377332 Developing device
03/22/1983US4377229 Apparatus for conveying copy sheet for electrophotographic copying machine
03/22/1983US4377019 Resilient hinge with coil spring on pintle
03/22/1983CA1143429A1 Pneumatic/spring actuation mechanism for roll fuser
03/22/1983CA1143428A1 Electrophotographic apparatus for providing dry developed output from a typesetter
03/22/1983CA1143324A1 Sheet collection apparatus and sorters incorporating same
03/22/1983CA1143192A1 Beam-splitting optical system
03/16/1983EP0074125A2 Xeroradiographic processor
03/16/1983EP0074110A2 Graphic reading
03/15/1983USRE31177 Apparatus for making plates for printing
03/15/1983US4376813 Reversal development method of electrostatic latent image by the use of high-resistivity magnetic toner
03/15/1983US4376579 Electrostatic copying apparatus having an easily removable photosensitive drum
03/15/1983US4376577 Electrostatic copying apparatus
03/15/1983US4376576 Light collector rod for use in xerographic systems
03/15/1983US4376568 Thick film line modulator
03/15/1983CA1142998A1 Automatic development dispenser control
03/15/1983CA1142997A1 Apparatus for controlling the position of a recording carrier and transport thereof relative to an intermediate carrier of a printing or copying devices
03/15/1983CA1142996A1 Electrographic recording method and apparatus
03/15/1983CA1142995A1 System and method for providing an electrical charge pattern on the insulative layer of an insulative layer-photoconductive layer-conductive layer structure
03/15/1983CA1142994A1 Printing method and apparatus
03/15/1983CA1142993A1 Digital laser platemaker and method
03/15/1983CA1142805A1 Magnetic resist printing process
03/15/1983CA1142804A1 Developing method for developer transfer under electrical bias and apparatus therefor
03/15/1983CA1142745A1 Device and method for developing latent electrostatic images
03/09/1983EP0073324A2 Copier fuser control apparatus and method
03/08/1983US4375918 Color correction apparatus for a duplicate camera
03/08/1983US4375917 Single-chip, MOS-LSI microprocessor controlled electrophotographic copying machine
03/08/1983US4375916 Photocopier system with portable detachable reader
03/08/1983CA1142601A1 High frequency energy supply in a high frequency heating appliance
03/03/1983WO1983000751A1 Thermally regulated ion generation
03/02/1983EP0073071A1 Copying machine suitable for the production of duplex copies from duplex originals
03/02/1983EP0072981A1 Sheet feeding device
03/02/1983EP0072911A2 Original document feed for a copier
03/02/1983EP0072862A1 Corona charging apparatus.
03/01/1983US4375673 Charge spectrograph
03/01/1983US4375505 Fuser member
03/01/1983US4375492 Resorcinol monobenzoate or a phthalein with a chromogen
03/01/1983US4375330 Control circuit in an electrophotographic copying machine
03/01/1983US4375329 Talking copiers and duplicators
03/01/1983US4375328 Electrophotographic device with light quantity control
03/01/1983US4375327 Roller fixing device
03/01/1983US4375326 Duplex reproducing machine
03/01/1983US4375285 Device for transporting and positioning printing plates
03/01/1983US4375201 Fixing apparatus
02/1983
02/23/1983EP0072466A1 Web-tracking apparatus
02/22/1983US4375065 Laser recorder
02/22/1983US4375064 Laser recorder
02/22/1983US4374619 Variable magnification copying apparatus
02/22/1983US4374617 Multi-function document processor
02/22/1983US4374616 Image-forming apparatus having a photosensitive member transfer mechanism
02/22/1983CA1141817A1 System and method for generating enlarged or reduced images
02/22/1983CA1141816A1 Light pipe for accurate erasure of photoconductor charge
02/22/1983CA1141815A2 Copy production machines having job separation capabilities
02/22/1983CA1141814A1 Electronic photograph apparatus
02/22/1983CA1141813A1 Automatic copy recovery
02/22/1983CA1141791A1 Recirculating automatic document feeder
02/22/1983CA1141790A1 Sheet stripping apparatus
02/16/1983EP0072182A1 Multi-function document processor
02/16/1983EP0072123A2 Connector of the type used with dry cell batteries
02/16/1983EP0072048A1 Retention unit for a copying device
02/16/1983EP0071998A2 Corona discharging apparatus for an electrostatic photographic copying machine
02/16/1983EP0071969A2 A fixation apparatus for an electrostatic photographic copying machine
02/16/1983EP0071746A2 Xerographic copier control means and method
02/16/1983EP0070841A4 Dry toner and method of making same.
02/15/1983US4374397 Light valve devices and electronic imaging/scan apparatus with locationally-interlaced optical addressing
02/15/1983US4374321 Automatic temperature controller for an electrophotographic apparatus fuser and method therefor
02/15/1983US4374212 Sheet handling device
02/15/1983US4374191 Grounding a magnetic brush and photoconductive drum; ferromagnetic carriers; high speed
02/15/1983US4373803 Precession scanning system for copier device
02/15/1983US4373802 Pre-operative time display system for copying machines
02/15/1983US4373801 Fixing temperature selecting control in a copying machine
02/15/1983US4373800 Wet type electrophotographic copying machine
02/15/1983US4373799 Multi-mode electrostatographic printing machine
02/15/1983US4373798 Developing device with shutter blade
02/15/1983US4373714 Transfer device
02/15/1983US4373469 Apparatus for developing electrostatic latent images
02/15/1983US4373468 Developing apparatus
02/15/1983US4373239 Fusing member for electrostatographic copiers
02/15/1983CA1141458A1 Plural line acousto-optically modulated laser scanning system
02/15/1983CA1141425A1 Multi-purpose optical data processor
02/15/1983CA1141424A1 Backup electrode and recording medium alignment guide arrangement for an electrostatic recorder
02/15/1983CA1141423A1 Xerographic process system
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