| Patents for G03G 21 - Arrangements not provided for by groups , e.g. cleaning, elimination of residual charge (34,276) |
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| 01/26/1993 | US5182694 Corona discharging apparatus with automatic cleaning mechanism for corona wire |
| 01/26/1993 | US5182608 Method and apparatus for applying toner to an electrostatic image |
| 01/26/1993 | US5182603 Separation charger control for electro-photographic apparatus |
| 01/26/1993 | US5182601 Image forming apparatus having toner handling units which are alternatively usable as a developing device or a cleaning device |
| 01/26/1993 | US5182600 Toner end detecting method for an electrophotographic copier |
| 01/26/1993 | US5182597 Image forming device |
| 01/26/1993 | US5182596 Device for measuring surface potentials at photosensitive body and electrostatic recording apparatus using said device |
| 01/26/1993 | US5182595 Image forming apparatus having an dismountable process cartridge |
| 01/21/1993 | WO1993001057A1 Credit or security document comprising an anti-forgery device, and a carrier strip with transferable pattern for producing such a document |
| 01/21/1993 | WO1992015049A3 Image forming apparatus and image member cartridge |
| 01/20/1993 | EP0523869A2 Belt noise/vibration control mechanism |
| 01/20/1993 | EP0523667A2 Motor control device |
| 01/20/1993 | EP0523634A2 Image processing apparatus being capable of setting processing mode by sheet for setting processing mode |
| 01/20/1993 | EP0523235A1 Image forming apparatus and image member cartridge. |
| 01/20/1993 | EP0523082A1 A switchon-switchoff, multistate, interactive, antiphotocopying, antifraud and antifaxing system. |
| 01/19/1993 | US5181127 Image forming apparatus and method therefor |
| 01/19/1993 | US5181073 Copying apparatus |
| 01/19/1993 | US5181070 Process cartridge and image forming apparatus using such cartridge |
| 01/19/1993 | US5180153 Method and apparatus for maintaining confidential printed-sheet output |
| 01/13/1993 | EP0522827A1 Varying tone securing document |
| 01/13/1993 | EP0522217A1 Fiduciary document or security document bearing an anti-forgery device and process for the manufacture of such a document |
| 01/12/1993 | US5179416 Method and apparatus for cleaning and renewing an electrostatographic imaging surface |
| 01/12/1993 | US5179412 Transfer unit for xerographic printing machine with constant ventilating interior |
| 01/12/1993 | US5179395 Multi-mode image forming apparatus |
| 01/07/1993 | EP0521133A1 System for the remote monitoring of a reproduction apparatus |
| 01/05/1993 | US5177553 Method of controlling brush rotation in a cleaning device of an image forming system |
| 01/05/1993 | US5177546 Image forming apparatus |
| 01/05/1993 | US5177545 Image forming apparatus having an improved control system for a paper feed tray |
| 01/05/1993 | US5177531 Electrostatic recorder and electrostatic latent image measuring instrument |
| 01/05/1993 | US5177529 Machine with removable unit having two element electrical connection |
| 12/30/1992 | EP0520802A2 Process cartridge and image forming apparatus usable with this process cartridge |
| 12/30/1992 | EP0520799A2 Cleanerless developing method using mono-component developer |
| 12/30/1992 | EP0520781A1 Low noise timing belt |
| 12/30/1992 | EP0520638A1 IC socket |
| 12/30/1992 | EP0520471A2 Copying machine |
| 12/29/1992 | US5175735 Method and apparatus for handling object faults in an electronic reprographic printing system |
| 12/29/1992 | US5175679 Control for electronic image processing systems |
| 12/29/1992 | US5175591 Cleaning device including abrading cleaning brush for comet control |
| 12/29/1992 | US5175590 Apparatus and method for removing developer material |
| 12/29/1992 | US5175584 Cleaning control device for image forming equipment |
| 12/29/1992 | US5175503 Ascertaining imaging cycle life of a photoreceptor |
| 12/29/1992 | US5174455 Coarse particle separator for toner particles |
| 12/28/1992 | CA2070747A1 Ic socket |
| 12/23/1992 | EP0354951B1 Image forming apparatus |
| 12/22/1992 | US5173734 Image forming apparatus using measured data to adjust the operation level |
| 12/22/1992 | US5173733 Method and apparatus for disabling defective sections on a photoreceptor in an electrophotographic printer |
| 12/16/1992 | EP0518740A1 Safety sheet |
| 12/16/1992 | CN1067122A Image forming system and process cartridge therefo |
| 12/15/1992 | US5172398 Method and device for recording charges for copies made on a copying machine |
| 12/15/1992 | US5172180 Image forming equipment with variable stepwise drive means operation |
| 12/15/1992 | US5172178 Image forming apparatus having paper size detecting means |
| 12/15/1992 | US5172164 Image forming apparatus with microcapsules dispersed in the photoconductive member |
| 12/15/1992 | US5172161 Unibody printing system and process |
| 12/15/1992 | US5172159 Copying apparatus with cooling device |
| 12/15/1992 | US5171040 Copy-invalidating document |
| 12/08/1992 | US5170397 Method and apparatus for recovering from object faults in an electronic reprographic printing system |
| 12/08/1992 | US5170340 System state controller for electronic image processing systems |
| 12/08/1992 | US5170267 For visually checking that the scan illumination lamp is in specifications |
| 12/08/1992 | US5170265 Image forming apparatus using a sequencer storing print start commands |
| 12/08/1992 | US5170216 Image forming apparatus provided with an automatic document feeder |
| 12/08/1992 | US5170211 Air filtration for xerographic corona devices |
| 12/08/1992 | US5170210 Image forming apparatus having environmental detecting means for achieving optimum image density |
| 12/08/1992 | US5170209 Process cartridge for an intermediate transfer electrophotographic print engine |
| 12/08/1992 | US5169722 Anti-copying composite film |
| 12/03/1992 | DE4217831A1 Safety stopping device for image prodn. unit with main housing - has swivel element adjustable between open position lifted from main housing and closed position lying on main housing |
| 12/02/1992 | EP0464032B1 Device for cleaning the transfer carrier of an electrophotographic printing or copying machine |
| 12/01/1992 | US5168373 Diagnostics system for use with a recording apparatus |
| 12/01/1992 | US5168371 Image processing system for generating, storing, and transmitting image datafiles associated with enciphered identification information |
| 12/01/1992 | US5168309 Image forming apparatus having a charging member and a cleaning member and a process cartridge detachably mountable to same |
| 12/01/1992 | US5168308 Clamshell-type electrophotographic image forming apparatus |
| 12/01/1992 | US5168307 Image forming device |
| 12/01/1992 | US5168305 Optical system control mechanism |
| 12/01/1992 | US5168293 Image forming apparatus |
| 11/26/1992 | WO1992021070A1 Cleaning apparatus having a surface-conforming blade |
| 11/25/1992 | EP0514524A1 Method and apparatus for applying toner to an electrostatic image. |
| 11/25/1992 | EP0403523B1 Electrophotographic printing device with regulated electrophotographic process |
| 11/24/1992 | US5166934 Self-diagnois and repair system for image forming apparatus |
| 11/24/1992 | US5166730 Image forming apparatus having automatic initial adjustment system |
| 11/24/1992 | US5166728 Electrophotographic printer having a thermal conductive member interposed between cleaning and heat fusing means |
| 11/24/1992 | US5166727 Structure for cooling process cartridge of image forming apparatus |
| 11/24/1992 | US5165675 Control means for guide members in an intermediate tray in a duplex copier |
| 11/19/1992 | EP0514127A2 Electrophotographic printer |
| 11/19/1992 | EP0513825A2 Image forming system and process cartridge mountable on same |
| 11/19/1992 | EP0513341A1 Migration imaging method and apparatus using it |
| 11/19/1992 | EP0513195A1 Anti-photographic/photocopy imaging process and product made by same |
| 11/19/1992 | EP0513009A1 Arrangement for the lateral positioning of a recording substrate in a printing or copying device. |
| 11/17/1992 | US5164842 Job/page proofing for electronic printers |
| 11/17/1992 | US5164783 Image forming apparatus for the synchronizing of laser writer with photosensitive body to prevent time lag |
| 11/17/1992 | US5164781 Color image electrophotographic apparatus for printing long-size copy images |
| 11/17/1992 | US5164779 Image forming apparatus with dual voltage supplies for selectively charging and discharging an image bearing member |
| 11/17/1992 | US5164778 Image forming apparatus with ozone detection and deodorizer |
| 11/17/1992 | US5164777 Belt support and tracking apparatus |
| 11/17/1992 | US5164772 Image forming apparatus |
| 11/17/1992 | US5164746 Electrophotographic printer |
| 11/17/1992 | US5164570 Image recording apparatus |
| 11/17/1992 | US5163265 Apparatus for wrapping a flexible member |
| 11/12/1992 | WO1992019938A1 Apparatus for information transfer |
| 11/12/1992 | CA2086937A1 Apparatus for information transfer |
| 11/11/1992 | EP0512362A2 Cleaning unit for removing residual toner on photoreceptor drum for use in image forming apparatus |
| 11/10/1992 | US5162859 Image forming apparatus capable of creating duplex mixed full color and black/white copies and delivering copy sets on page-sequential order |