| Patents for G03G 21 - Arrangements not provided for by groups , e.g. cleaning, elimination of residual charge (34,276) |
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| 11/09/2004 | US6815134 Cylindrical base body, a photosensitive layer formed on the cylindrical base body to be chargeable with electricity, and an elastic layer having a hardness of below 70 degrees by the asker ?c? scale and photosensitive layer and photoconductive |
| 11/04/2004 | WO2004094512A1 Conductive foamed material and process for producing the same |
| 11/04/2004 | US20040220779 Device management system, printer management system, printer management terminal and program for terminal, and device management method |
| 11/04/2004 | US20040218947 Image forming apparatus |
| 11/04/2004 | US20040218937 Method of controlling an amount of toner charging in an electrophotographic image forming apparatus and apparatus using the same |
| 11/04/2004 | US20040218936 Estimating toner levels |
| 11/04/2004 | US20040218208 Image forming apparatus, information processing apparatus, program execution method and program producing method |
| 11/04/2004 | US20040218197 Print system and a method of using said system |
| 11/04/2004 | US20040217541 Sheet feeding device, image reading apparatus, and image forming apparatus |
| 11/03/2004 | EP1473661A1 A print system and a method of using said system |
| 11/03/2004 | EP1473602A1 Method and device for cleaning liquid development electrophotographic device |
| 11/03/2004 | EP1397259B1 Optically variable surface pattern |
| 11/03/2004 | CN1542562A Cover with cleaning member for opening of optical writing device, and image forming apparatus and method using said device |
| 11/03/2004 | CN1542560A Sheet feed device and image forming apparatus |
| 11/03/2004 | CN1541924A Image forming apparatus |
| 11/03/2004 | CN1541922A Cabinet opening structure and image forming apparatus |
| 11/03/2004 | CN1174603C Diffraction deflection light beam scanning system |
| 11/03/2004 | CN1174292C Imaging apparatus., light sensitive component box and developer case |
| 11/03/2004 | CN1174291C Electric photographic equipment and treating box |
| 11/03/2004 | CN1174290C Imaging apparatus |
| 11/02/2004 | US6813469 Toner cartridge assembly and printing apparatus |
| 11/02/2004 | US6813468 Image forming device with a cleaning unit |
| 11/02/2004 | US6813467 Image forming apparatus |
| 11/02/2004 | US6813466 Cleaning blade system for electrophotography |
| 11/02/2004 | US6813463 Belt device and image forming device using the same |
| 11/02/2004 | US6813458 Image forming apparatus |
| 11/02/2004 | US6813457 Toner scatter preventing device and image forming apparatus including the same |
| 11/02/2004 | US6813455 Double-sided printing device and method, image forming apparatus and control method therefor, and storage medium |
| 11/02/2004 | US6813454 Method and image forming apparatus having a picture element counter |
| 11/02/2004 | US6813452 Method of determining time to replace developing solution of printer |
| 11/02/2004 | US6813385 Image data processing apparatus and method for embedding additional information into image data, data processing apparatus and method, and image forming apparatus |
| 11/02/2004 | US6813128 High voltage bias feedback for diagnostic purposes |
| 11/02/2004 | US6813052 Optical scanner and image forming apparatus using the same |
| 10/28/2004 | WO2004092848A1 Conductive roller |
| 10/28/2004 | WO2004092847A1 Image forming apparatus |
| 10/28/2004 | WO2004092846A1 Lock mechanism of open/close member, and image forming device |
| 10/28/2004 | US20040215965 Image processing system |
| 10/28/2004 | US20040213610 Double-sided image forming apparatus |
| 10/28/2004 | US20040213609 Second cassette feeder control apparatus and method for image forming device |
| 10/28/2004 | US20040213607 Cleaning blade, cleaning device, process cartridge, and image forming apparatus using them |
| 10/28/2004 | US20040213605 Belt device and unit device including belt device and image forming apparatus using the belt device and unit device |
| 10/28/2004 | US20040213599 Printer imaging components protection apparatus and method |
| 10/28/2004 | US20040213598 Cleaning device and image forming apparatus |
| 10/28/2004 | US20040213597 Charging device, and process cartridge and image forming apparatus using the charging device |
| 10/28/2004 | US20040213596 Apparatus and method for discharging an electrophotography component |
| 10/28/2004 | US20040213595 Limited capacity image-forming machine |
| 10/28/2004 | US20040213590 Printing device and method for locating a media jam |
| 10/28/2004 | US20040212855 Automatic document feeder |
| 10/28/2004 | US20040212820 Electronic apparatus with communication function and method of transmitting data by using the apparatus |
| 10/27/2004 | EP1471722A2 Image processing system |
| 10/27/2004 | EP1470925A1 Double-sided image forming apparatus |
| 10/27/2004 | CN1540457A Printing device and its control method and consumpable device mounted on same |
| 10/27/2004 | CN1540454A Image forming appts. |
| 10/27/2004 | CN1540452A Toner sealing parts and working bracket |
| 10/27/2004 | CN1540450A Toner compensation vessel and its imaging device |
| 10/27/2004 | CN1539649A Control device and method of secondary cassete paper feeder for photo forming appts. |
| 10/27/2004 | CN1173235C Photosensitive element box |
| 10/26/2004 | US6810225 Conductive member and electrophotographic apparatus incorporating the conductive member |
| 10/26/2004 | US6810221 Apparatus and method for discharging an electrophotography component |
| 10/26/2004 | US6810219 Image forming apparatus capable of forming images on recording materials of various types and sizes |
| 10/26/2004 | US6810218 Estimation of toner usage |
| 10/26/2004 | US6808255 Storage of printing device usage data on a printing device replaceable component |
| 10/25/2004 | CA2465088A1 Image processing system |
| 10/21/2004 | WO2004091189A1 Electronic device display device |
| 10/21/2004 | WO2004034151A3 Device for coating an element and coating process |
| 10/21/2004 | US20040209183 developing an electrostatic latent image to form an image with toner having a circularity of 0.94-0.99 and an equivalent circle diameter of 2.6-7.4 mu m of toner particles; transferring the image; and collecting non-transferred toner for reuse and passing it through a toner intermediate chamber. |
| 10/21/2004 | US20040208676 Image forming apparatus |
| 10/21/2004 | US20040208675 Toner supplying container and image forming apparatus |
| 10/21/2004 | US20040208672 Timing control unit and color image forming apparatus using the same |
| 10/21/2004 | US20040208671 Protective shutter for an electrophotographic apparatus having a replaceable developer cartridge |
| 10/21/2004 | US20040208670 Image forming apparatus with transfer belt |
| 10/21/2004 | US20040208669 External cover, and image forming device and control system including the same |
| 10/21/2004 | US20040208668 Toner seal member, and process cartridge |
| 10/21/2004 | US20040208667 Power supply control apparatus and electric device |
| 10/21/2004 | US20040208665 Power supply control in image heating apparatus |
| 10/21/2004 | US20040208664 Image forming apparatus and fixing device |
| 10/21/2004 | US20040208662 Image formation device and image formation method |
| 10/21/2004 | US20040208661 Image formation controlling method and image forming apparatus |
| 10/21/2004 | US20040208660 Method, device, system and recording medium for detecting improper cartridge, and cartridge |
| 10/21/2004 | US20040208659 Method, device, system and recording medium for detecting improper cartridge, and cartridge |
| 10/21/2004 | US20040208658 Method, device, system and recording medium for detecting improper cartridge, and cartridge |
| 10/21/2004 | US20040208657 Image forming apparatus and control method therefor, process cartridge and memory device |
| 10/21/2004 | US20040208656 Method, device, system and recording medium for detecting improper cartridge, and cartridge |
| 10/21/2004 | US20040208655 Method, device, system and recording medium for detecting improper cartridge, and cartridge |
| 10/21/2004 | US20040208654 Method, device, system and recording medium for detecting improper cartridge, and cartridge |
| 10/21/2004 | US20040207716 Electrophotographic apparatus, process cartridge and electrophotographic photosensitive member unit |
| 10/21/2004 | US20040207142 Sheet processing apparatus |
| 10/21/2004 | DE10351740A1 Toner level estimation method for printer, involves estimating remaining level of toner in toner cartridge using current pulse-width count and sensed toner level, when estimated toner level differs from sensed toner level |
| 10/20/2004 | EP1469360A1 Image forming apparatus |
| 10/20/2004 | EP1469359A2 Image forming apparatus |
| 10/20/2004 | CN2650183Y Treating box with reliable earthing contact of photosensitive drum |
| 10/20/2004 | CN1538913A Optically variable surface pattern |
| 10/20/2004 | CN1538251A 图像信息检测传感器 Image information detecting sensor |
| 10/20/2004 | CN1538248A Image coding/ decoding device of laser printing system and method |
| 10/20/2004 | CN1538247A Outer cover and image forming device and control syste with the cover |
| 10/20/2004 | CN1172220C 图象形成装置 An image forming apparatus |
| 10/19/2004 | US6807393 Image forming unit and image forming apparatus |
| 10/19/2004 | US6807392 Multi-function machine having multifunctional cover |
| 10/19/2004 | US6807390 Image forming apparatus |
| 10/19/2004 | US6807386 Fixing device and image forming apparatus |