| Patents for G03G 21 - Arrangements not provided for by groups , e.g. cleaning, elimination of residual charge (34,276) |
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| 06/22/1993 | US5222191 Fuzzy hardware system |
| 06/22/1993 | US5221946 Image forming apparatus |
| 06/22/1993 | US5221943 Image forming apparatus |
| 06/22/1993 | US5221200 In a reproduction machine |
| 06/16/1993 | EP0546765A1 Security printed documents |
| 06/16/1993 | EP0546751A2 180 Degree cleaning blade holder |
| 06/16/1993 | EP0546556A2 Electrophotographic printing machine |
| 06/15/1993 | US5220481 Composite to enable contact electrostatic voltage sensing |
| 06/15/1993 | US5220394 Copying apparatus having controller for producing book-type copies |
| 06/15/1993 | US5220392 Electrophotographic printer |
| 06/15/1993 | US5220391 Image forming apporating having cleaning roller rotatable at different speeds during periods of image formation and non-image formation |
| 06/15/1993 | US5220390 Electrophotographic image forming process |
| 06/15/1993 | US5220389 Image forming apparatus having a controlled fixing means |
| 06/15/1993 | US5220386 Image forming apparatus having cleanable transfer material carrying means |
| 06/15/1993 | US5220385 Process cartridge for electrographic apparatus |
| 06/15/1993 | US5220384 Liquid developer based imaging machine using a developing electrode |
| 06/15/1993 | US5220381 Electrophotographic image forming apparatus with process cartridge |
| 06/15/1993 | US5220379 Color image forming apparatus |
| 06/09/1993 | EP0545643A2 A positioning mechanism for a cleaning device provided for an image forming apparatus |
| 06/09/1993 | EP0545639A2 Apparatus for, and method of correcting a potential sensor |
| 06/08/1993 | US5218412 180 degree rotating cleaning blade holder |
| 06/08/1993 | US5218411 Sheet conveying device with curl reduction feature |
| 06/08/1993 | US5218410 Cleaning roll material and fixing apparatus |
| 06/08/1993 | US5218405 Photoreceptor drum runout control apparatus |
| 06/02/1993 | EP0543882A1 System and method for monitoring copiers from a remote location |
| 06/01/1993 | US5216724 Apparatus for image reading or processing |
| 06/01/1993 | US5216475 Pulley driven image forming apparatus |
| 06/01/1993 | US5216466 Electrophotographic recording apparatus and system including a dielectric belt and transfer and fixing means |
| 06/01/1993 | US5216465 Print cartridge insertable into an image forming apparatus |
| 06/01/1993 | US5216464 Image forming apparatus having replaceable element which is replaced based on frequency of use |
| 05/27/1993 | DE4239596A1 Drive unit for electrophotographic machine - has two idle gear wheels arranged coaxially at mutual distance so that power of motor is applied at shaft of photosensitive drum as well as at drum drive gear wheel |
| 05/27/1993 | DE4239459A1 Drive system for electrophotographic processing unit - has drum gear wheel mounted on one end of shaft of photosensitive drum for transmitting movement of driving gear wheel and sleeve gear wheel meshing with drum gear wheel |
| 05/27/1993 | DE4239322A1 Drive transmission for photosensitive drum of electrophotographic copier - has drum gearwheel arranged at one end of drum shaft for transmitting movement of drive gear wheel of motor and second drum gear wheel |
| 05/26/1993 | EP0543545A2 Composite to enable contact electrostatic voltage sensing |
| 05/26/1993 | EP0543485A2 Squeegee sheet,squeegee sheet adhering method, cleaning device, process cartridge and image forming apparatus |
| 05/26/1993 | EP0543405A2 Electrophotographic apparatus |
| 05/26/1993 | CN1072513A Dip sheet, dip sheet adhering method, cleaning devece, process cartridge and image forming apparatus |
| 05/25/1993 | US5214772 System for automatically monitoring copiers from a remote location |
| 05/25/1993 | US5214482 Rotary agitator for aiding removal of toner from a photoconductive element |
| 05/25/1993 | US5214479 BTR air cleaner with biased shims |
| 05/25/1993 | US5214474 Copying apparatus |
| 05/25/1993 | US5214471 Background monitoring device |
| 05/25/1993 | US5214470 In an image reproduction machine |
| 05/25/1993 | US5214441 Method and apparatus for alignment of scan line optics with target medium using external adjusting members |
| 05/19/1993 | EP0542502A2 Toner supply control system and method |
| 05/19/1993 | EP0542462A2 Tracking the reproduction of documents on a reprographic device |
| 05/19/1993 | EP0542276A2 Developing unit |
| 05/19/1993 | CN1072275A Production method of de-ozone slice for copier |
| 05/18/1993 | US5212568 Method and apparatus for scanning a signature document |
| 05/18/1993 | US5212560 Electrophotographic image forming apparatus comprising means for automatically adjusting image reproduction density |
| 05/18/1993 | US5212530 Cleaning unit for a xerographic printing machine |
| 05/18/1993 | US5212528 Fixing device and method which uses a heat dissipating roller having fins |
| 05/18/1993 | US5212520 Bearing structure for supporting a photoconductive element of an image forming apparatus |
| 05/18/1993 | US5211608 Low noise timing belt |
| 05/12/1993 | EP0541375A2 Conductive foam rubber roller and an image formation apparatus using it |
| 05/11/1993 | US5210622 Automatic variable image shift for precut tabs |
| 05/11/1993 | US5210582 Stretchable cleaner band disturber |
| 05/11/1993 | US5210577 Edge effect compensation in high frequency vibratory energy producing devices for electrophotographic imaging |
| 05/11/1993 | US5210573 Image forming apparatus |
| 05/11/1993 | US5210571 System for servicing electronic printers and printing systems |
| 05/05/1993 | EP0540341A2 Apparatus for and method of forming image |
| 05/05/1993 | EP0540176A1 Expandable electronic subsystem for a printing machine |
| 05/05/1993 | EP0539974A1 Method for preventing color copying of documents |
| 05/05/1993 | EP0539838A2 Method and apparatus for alignment of scan line optics with target medium using external adjusting members |
| 05/05/1993 | EP0539577A1 Cleaning apparatus having a surface-conforming blade |
| 05/04/1993 | US5208814 Method and apparatus for operating an electronic reprographic printing system containing a job submit counter |
| 05/04/1993 | US5208639 Multiple cleaning blade indexing apparatus |
| 05/04/1993 | US5208635 Apparatus for electrically coupling a conductive layer of a photoreceptor to a reference potential |
| 05/04/1993 | US5208634 Process cartridge detachably mountable to image forming apparatus featuring an injectable sealing member |
| 05/04/1993 | US5208633 Belt position sensing for image registration |
| 05/04/1993 | US5208631 Reproduction machine |
| 05/04/1993 | US5208630 Process for the authentication of documents utilizing encapsulated toners |
| 05/04/1993 | US5208626 Image forming apparatus having a detachably mounted processing unit |
| 05/04/1993 | US5208612 Image recording apparatus constituting of selectable units |
| 05/04/1993 | US5207412 Multi-function document integrater with control indicia on sheets |
| 05/02/1993 | CA2081437A1 Method for preventing color copying of documents |
| 04/29/1993 | WO1993008513A1 Method of producing anti-reproduction coatings for documents |
| 04/29/1993 | WO1993008512A1 Oil transfer component |
| 04/29/1993 | CA2121128A1 Oil transfer component |
| 04/28/1993 | EP0538740A2 Recording apparatus |
| 04/28/1993 | EP0538479A1 Process cartridge and method of assembling the process cartridge |
| 04/28/1993 | EP0538454A1 Apparatus for information transfer. |
| 04/28/1993 | EP0433280B1 Arrangement for printing devices for monitoring printing medium containers |
| 04/28/1993 | CN1020385C Auxiliary paper feeding device for anti-dual sheet of thin paper copying |
| 04/27/1993 | US5206891 Operational control counter circuitry for electrical apparatus |
| 04/27/1993 | US5206745 Image reading device |
| 04/27/1993 | US5206695 Image forming apparatus having sorting function |
| 04/27/1993 | US5206692 Image forming apparatus having an integral toner supply container and toner storage container |
| 04/27/1993 | US5206688 Light control device for an image forming apparatus |
| 04/27/1993 | US5206685 Apparatus for maintaining an electrophotographic apparatus |
| 04/27/1993 | US5206682 Image forming apparatus |
| 04/27/1993 | US5206681 Arrangement for facilitating opening and closing a clamshell type of copying machine |
| 04/20/1993 | US5204727 Image forming apparatus |
| 04/20/1993 | US5204720 Image forming apparatus having integral toner supply cartridge and toner recovery cartridge |
| 04/20/1993 | US5204717 Photoreceptor removal mechanism for a printing machine |
| 04/20/1993 | US5204713 Electrophotographic apparatus |
| 04/20/1993 | US5204620 Photoreceptor motion sensor using a segmented photosensor array |
| 04/20/1993 | US5204034 Method of producing a cleaning blade with a lubricant surface |
| 04/20/1993 | US5203893 Ozone filter unit for an electrophotographic apparatus |
| 04/20/1993 | US5203552 Sheet feeding apparatus |