Patents for G03G 15 - Apparatus for electrographic processes using a charge pattern (115,618)
03/1986
03/11/1986US4575222 Apparatus for accurately forming color-corrected electrographic images
03/11/1986US4575221 Process kit and an image forming apparatus using the same
03/11/1986US4575220 Developing device
03/11/1986US4575219 Dry process developing apparatus having detachable screening member for developing unit
03/11/1986US4575218 Developing apparatus for electrostatic photography
03/11/1986US4575217 Apparatus for selectively sealing a discrete dielectric sheet developer station
03/11/1986US4575216 Electrophotographic copying apparatus including transfer charge corona and shield
03/11/1986US4575215 Electrophotographic reproduction of a three-dimensional object
03/11/1986US4575214 Copier/laser-printer conversion
03/11/1986US4574985 Dispensing valve including an elastomeric seal disposed between plastic plug and valve seat members
03/05/1986EP0173621A1 Method for forming a toner imager in electrophotographic printing
03/05/1986EP0173620A1 Low field electrophotographic process
03/05/1986EP0173509A2 Apparatus for attaching sheets together
03/04/1986US4574326 Electrical charging apparatus for electrophotography
03/04/1986US4574316 Document scanners
03/04/1986US4573789 Duplex copying system
03/04/1986US4573788 Image forming device
03/04/1986US4573787 Exposure lamp control for image forming apparatus
03/04/1986US4573614 Toner vessel for copying machine
03/04/1986US4573428 Porous tube
03/04/1986CA1201284A1 Apparatus for the liquid processing of a surface of a material in the form of a sheet, a web or a plate
02/1986
02/26/1986EP0172768A1 Magnetic brush development device for an electrophotographic copier apparatus
02/26/1986EP0172767A1 Method and machine for magnetographic copying
02/26/1986EP0172668A1 Fuser member for electrostatographic copiers
02/26/1986EP0109442B1 Sheet-binding apparatus
02/25/1986US4573061 Image recording apparatus
02/25/1986US4572865 Polyurethane, polyisocyanurate, polyester, and phenolic and epoxide foams
02/25/1986US4572661 Tester for a copier
02/25/1986US4572658 Variable magnification imaging device for copier
02/25/1986US4572656 In a reproduction machine
02/25/1986US4572654 Image density control method for electrophotography
02/25/1986US4572653 Image density control apparatus for copying machines
02/25/1986US4572652 Copying machine with audible indicator means
02/25/1986US4572651 Method for developing an electrostatic latent image in an electrophotographic recording apparatus
02/25/1986US4572650 Size detecting device of a copy document suitable for electrophotographic copying machine
02/25/1986US4572649 Film cassette for electrophotographic camera processor-reader
02/25/1986US4572648 Image forming apparatus
02/25/1986US4572647 Hybrid development system
02/25/1986US4572631 Double sleeve developing device
02/25/1986US4572417 For controlling alignment
02/25/1986US4572102 Method of controlling replenishment of toners
02/25/1986US4572028 Continuously variable gear device
02/25/1986CA1201155A1 Electrographic recording apparatus
02/25/1986CA1201137A1 Sheet transfer apparatus
02/19/1986EP0172015A2 Marking apparatus and method for fluid jet assisted ion projection imaging systems
02/19/1986EP0171980A1 Full frame illumination system for a document reproduction device
02/19/1986EP0171979A1 Full-frame short focal lenght imaging system
02/19/1986EP0171902A1 Device for controlling concentration of a liquid developing machine
02/18/1986US4571725 Image formation apparatus having a diagnosing function
02/18/1986US4571637 Device for optically scanning a document
02/18/1986US4571604 Method of and device for the electrophotographic printing of information
02/18/1986US4571602 Recording apparatus
02/18/1986US4571071 Cleaning apparatus and method for a polychromatic electrophotographic copier
02/18/1986US4571069 Recording apparatus
02/18/1986US4571068 Toner supply controlling device
02/18/1986US4571067 Detecting device for optical scanning system position suitable for electrophotographic copying machine
02/18/1986US4571065 Scale factor changing mechanism for copying machine
02/18/1986US4571064 Optical element positioning apparatus for use in electrophotographic copying machine
02/18/1986US4571063 Recording apparatus
02/18/1986US4571062 Electrostatic copying process and apparatus
02/18/1986US4571061 Image forming apparatus
02/18/1986US4571060 Housing seal
02/18/1986US4571059 Apparatus for transferring images of conductive toner powder
02/18/1986US4571058 Flash illumination and optical imaging system
02/18/1986US4571057 Transfer medium separation in a recording apparatus
02/18/1986US4571056 Fixing device
02/18/1986US4571055 Transport item detecting arrangement
02/18/1986US4571054 Post-fuser copy sheet decurler
02/18/1986US4571053 Image forming apparatus
02/18/1986US4571052 Electric field transfer method and apparatus
02/18/1986US4570572 Electrographic development apparatus
02/18/1986US4570570 Mixing device for particulate material
02/18/1986CA1200714A1 Electrophotographic method for producing black and color separation images
02/12/1986EP0171327A1 Removably mounted electrophotographic belt assembly for electrophotographic copier
02/12/1986EP0171273A2 Full tone electrophotographic imaging reproduction
02/12/1986EP0171261A2 Cantilever sorter
02/12/1986EP0171114A1 Electrophotographic device
02/12/1986EP0171087A2 Electrostatic copying apparatus
02/11/1986US4570179 Film scanner with improved response to scattered light
02/11/1986US4570061 Follower finger sheet separating apparatus
02/11/1986US4570044 Induction heating and fixing device for a copying machine
02/11/1986US4569895 Charge transfer media and process for making thereof
02/11/1986US4569587 Paper supply system of copying machine and a paper supply cassette
02/11/1986US4569586 Paper supply system of copying machine
02/11/1986US4569585 Image forming apparatus
02/11/1986US4569584 Color electrographic recording apparatus
02/11/1986US4569583 Electrostatic charge probe for electrophotographic apparatus
02/11/1986US4569582 Processing stations for an electrophotographic information printer
02/11/1986US4569581 Small electrophotographic copying machine with transparent film
02/11/1986US4569514 Copy sheet decelerator for electrophotographic copier
02/05/1986EP0170536A1 Feeding device for copiers with original translatory motion
02/05/1986EP0170261A1 Developing device
02/04/1986USH21 Document handling device
02/04/1986USH17 Computer forms web copying apparatus
02/04/1986US4568955 Recording apparatus using a toner-fog generated by electric fields applied to electrodes on the surface of the developer carrier
02/04/1986US4568275 Fixing device and fixing rotary member therefor
02/04/1986US4568181 Size detecting device of a copy document suitable for electrophotographic copying machine
02/04/1986US4568179 Full-frame illumination system for a document reproduction device
02/04/1986US4568177 Automatic original handling apparatus
02/04/1986US4568176 Method for maintenance of image forming device and member therefor