| Patents for G03G 21 - Arrangements not provided for by groups , e.g. cleaning, elimination of residual charge (34,276) | 
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| 01/14/1987 | EP0208243A1 Copying machine comprising cleaning device and disposable developer box for copying machine | 
| 01/14/1987 | EP0090032B1 Electrostatic printer drum improvements | 
| 01/13/1987 | US4636697 Copying apparatus equipped with brushless DC motor | 
| 01/13/1987 | US4636060 Electrostatic copying method including compensation for photoconductor fatigue and dark recovery | 
| 01/13/1987 | US4636057 Electrostatic copying apparatus | 
| 01/07/1987 | EP0207513A1 Electrostatic charges erasing device | 
| 01/07/1987 | EP0207137A1 Apparatus and method for forming reproductions with desired margin areas. | 
| 01/07/1987 | EP0207077A1 Control device, especially for copying machines | 
| 01/06/1987 | US4635129 Image scanning apparatus | 
| 01/06/1987 | US4635074 Electrographic stylus recording apparatus | 
| 01/06/1987 | US4634266 Electrophotographic copying machine with picture position selection function | 
| 01/06/1987 | US4634265 Automatic document feed type electrophotographic copying machine | 
| 01/06/1987 | US4634264 Photosensitive member of recording apparatus | 
| 01/06/1987 | US4634263 Original document feeding arrangement | 
| 01/06/1987 | US4634262 Toner image fixing control process and apparatus in electrostatic copying machine | 
| 01/06/1987 | US4634260 Image forming apparatus | 
| 01/06/1987 | US4634258 Color copying machine with copy number counting device for individual color printing | 
| 12/31/1986 | WO1986007643A1 Compact electrographic reproduction apparatus | 
| 12/30/1986 | US4633405 Copying machine with automatic resetting control features | 
| 12/30/1986 | US4632539 Air-cooled apparatus | 
| 12/30/1986 | US4632537 Electrophotographic apparatus | 
| 12/30/1986 | US4632429 Method of rendering documents resistant to photocopying and anti-copying paper therefor | 
| 12/30/1986 | EP0206933A2 Reversal image development type electrophotographic printing system | 
| 12/30/1986 | EP0206379A1 Contact fixing device | 
| 12/30/1986 | CA1216018A2 Electrostatic printing apparatus and method | 
| 12/23/1986 | US4630920 Blade cleaning apparatus for removing residual toner from a charge retentive surface | 
| 12/23/1986 | US4630653 Waste toner collecting apparatus | 
| 12/16/1986 | US4629314 Copying apparatus having variable magnification operation memory function | 
| 12/16/1986 | US4629311 Automatic document feeder | 
| 12/16/1986 | US4629307 Image forming apparatus with jammed paper access opening | 
| 12/09/1986 | US4627717 Cleaning apparatus for a xerographic reproducing apparatus | 
| 12/09/1986 | US4627716 Toner handling apparatus for electro-photographic copying machines | 
| 12/09/1986 | US4627714 Recording apparatus with controlled power source for heat fusing device | 
| 12/09/1986 | US4627713 Copying machine | 
| 12/09/1986 | US4627711 In a printing machine | 
| 12/09/1986 | US4627701 Corona discharger system | 
| 12/09/1986 | US4627127 Abrasives | 
| 12/09/1986 | CA1215103A1 Toner removal apparatus | 
| 12/03/1986 | EP0203640A1 Method for determining the moment that a layer of tacky material present on a cleaning member requires to be rejuvenated, and device for effecting this method | 
| 12/03/1986 | EP0203398A1 Image forming apparatus | 
| 12/02/1986 | US4626924 Image forming apparatus | 
| 12/02/1986 | US4626459 Mounting structure for security strip | 
| 12/02/1986 | US4626095 Belt-holder drawer for photoreceptor belt for copier apparatus | 
| 12/02/1986 | CA1214821A1 Combined charge/cleaning brush for use in a xerographic copier | 
| 12/02/1986 | CA1214820A1 Copy sheet inverter with adjustable stop mechanism | 
| 12/02/1986 | CA1214805A1 Method of rendering documents resistant to photocopying and anti-photocopying paper therefor | 
| 11/25/1986 | US4624552 Magnification control device | 
| 11/25/1986 | CA1214502A1 Cleaning method and apparatus for a xerographic reproducing apparatus | 
| 11/25/1986 | CA1214495A1 Controlled frictional feeding of computer forms web | 
| 11/18/1986 | US4623243 Apparatus for improving the performance of non-crystalline silicon photosensitive material in an electronic copier | 
| 11/18/1986 | US4623242 Variable speed image-forming apparatus | 
| 11/18/1986 | US4622914 Apparatus for treating a movable surface | 
| 11/11/1986 | US4621920 Preconditioning a photosensitive drum prior to actual photocopying | 
| 11/05/1986 | EP0200468A2 Photoreceptor drum for electrophotography | 
| 11/04/1986 | US4621274 Method of cleaning the record head of electrostatic image recording system of transfer type | 
| 10/29/1986 | EP0199376A1 A sheet feeding device for use in an electrophotographic information printer | 
| 10/29/1986 | EP0198897A1 Electrophotographic information printer with automatical duplex sheet printing. | 
| 10/28/1986 | US4619523 Toner cleaning apparatus in electrophotography | 
| 10/28/1986 | US4619516 Reproducing apparatus | 
| 10/28/1986 | US4619513 Electrophotographic system | 
| 10/28/1986 | CA1213313A1 Static eliminator | 
| 10/28/1986 | CA1213311A1 Self testing system for reproduction machine | 
| 10/28/1986 | CA1213310A1 Message transmitting system for reproduction machines and copiers | 
| 10/28/1986 | CA1213309A1 Software crash diagnostic strategy and ram display | 
| 10/28/1986 | CA1213305A1 Race control suspension | 
| 10/28/1986 | CA1213138A1 Catalytic fixer-dryer for liquid developed electrophotocopiers | 
| 10/22/1986 | EP0198499A2 Cleaning device for use in image forming apparatus | 
| 10/22/1986 | EP0198363A2 Amorphous silicon photoreceptors for electrophotography, process for the preparation and/or regeneration thereof, and method for the electrophotography using such materials | 
| 10/21/1986 | US4618252 Copying machine with a variable magnification device | 
| 10/21/1986 | US4618250 Photosensitive drum cleaning device in electrophotographic recording system | 
| 10/21/1986 | US4618247 Photoreceptor pre-initializing electrophotographic copying machine | 
| 10/21/1986 | US4618245 Image forming apparatus and attachment which together enter an energy saving mode | 
| 10/15/1986 | EP0197587A1 Exposure device for sheets | 
| 10/14/1986 | US4617661 Electronic copying machine | 
| 10/14/1986 | US4616924 Cleaning device for use with transfer type electrostatic copying machines | 
| 10/14/1986 | US4616922 Electrophotographic copying apparatus and process | 
| 10/14/1986 | US4616920 Copying machine having an endless photoreceptor belt | 
| 10/14/1986 | US4616919 Non-contact developer seal | 
| 10/14/1986 | US4616765 Hinge structure with torsion bar for electrophotographic copying machine | 
| 10/07/1986 | US4615613 Charge particle removal device | 
| 10/07/1986 | US4615611 Variable magnification copying machine | 
| 10/07/1986 | US4615605 Separation mechanism of developing device from photoreceptor in dividing electrophotographic copying machine into two sections | 
| 09/30/1986 | US4614423 Variable magnification copying apparatus | 
| 09/30/1986 | US4614421 Duplicating-sheet-number setting device | 
| 09/24/1986 | EP0195655A2 Automatic setup of electrophotographic printing machines | 
| 09/24/1986 | EP0195181A2 Electrostatic copying apparatus | 
| 09/24/1986 | EP0195180A2 Fixing device of an electrostatic copying apparatus | 
| 09/23/1986 | US4613229 Cleaning apparatus | 
| 09/23/1986 | CA1211771A1 Sheet element having a reflective anti-counterfeiting device and manufacture thereof | 
| 09/16/1986 | US4611909 Magnification selectable image forming apparatus | 
| 09/16/1986 | US4611908 Apparatus and method for forming reproductions with desired margin areas | 
| 09/16/1986 | US4611904 Control system for a copying machine | 
| 09/16/1986 | US4611903 Image forming apparatus with reduced image forming time | 
| 09/16/1986 | CA1211494A1 Electrographic recording apparatus | 
| 09/16/1986 | CA1211493A1 Copy machine with document dependent control | 
| 09/09/1986 | US4610534 Cleaning device for copying machines | 
| 09/03/1986 | EP0193274A1 Image forming apparatus | 
| 09/03/1986 | EP0193170A1 Shell-type electrostatic copying apparatus | 
| 09/02/1986 | US4609919 Sentence displaying apparatus with sentence section | 
| 09/02/1986 | US4609283 Copying apparatus with preprogrammed features enabled by a document |