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Browse by Category: Main > Electrical & Energy
Class Information
Number: 399/120
Name: Electrophotography > Having particular structure > Modular or displaceable > Developing unit > New and waste toner container
Description: Subject matter wherein the removable or replaceable unit contains both new and used toner.










Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
8712287 Fusing device to prevent overheating of a heating member and image forming apparatus having the same Apr. 29, 2014
8693925 Powder container and image forming apparatus for causing restraining portion to contact restrained portion Apr. 8, 2014
8693927 Developer case and image forming apparatus to which developer case is applied Apr. 8, 2014
8682210 Image-forming device Mar. 25, 2014
8676098 Developing device and image forming apparatus Mar. 18, 2014
8670690 Process cartridge and image forming apparatus having the same Mar. 11, 2014
8670691 Image forming apparatus Mar. 11, 2014
8666293 Cap configuration for a toner cartridge Mar. 4, 2014
8666282 Image formation apparatus and developer cartridge Mar. 4, 2014
8655205 Waste toner container and image forming apparatus including same Feb. 18, 2014
8655233 Developer container, developing device and image forming device Feb. 18, 2014
8655236 Developer storage body, image forming unit and image forming apparatus Feb. 18, 2014
8649713 Toner container, image forming apparatus including same, and connecting structure for connecting toner container and image forming apparatus Feb. 11, 2014
8639164 Toner cartridge and image forming apparatus Jan. 28, 2014
8639163 Toner box having shutter and developing device equipped with the toner box Jan. 28, 2014
8634743 Detachable body and image forming apparatus Jan. 21, 2014
8626025 Electrophotographic image forming apparatus Jan. 7, 2014
8620167 Image forming device having a plurality of image forming modes Dec. 31, 2013
8620175 Image forming apparatus Dec. 31, 2013
8620196 Toner cartridge with a lock mechanism Dec. 31, 2013
8600250 Image forming unit and apparatus that performs stand-by charging of toner Dec. 3, 2013
8600246 Developer recovery device and image forming apparatus including same Dec. 3, 2013
8594529 Transfer unit engagement assembly of an image forming apparatus Nov. 26, 2013
8588648 Image-forming device, in which holder unit detachably holding toner box is movably mounted Nov. 19, 2013
8588658 Image forming apparatus, developer discharge method, and computer program product thereof Nov. 19, 2013
8588661 Developer storage container, developing device and image forming apparatus Nov. 19, 2013
8577226 Detachable body and image forming apparatus Nov. 5, 2013
8577259 Image forming device having belt cleaner and drum cleaner both provided in one of drum units Nov. 5, 2013
8571448 Developing device, process cartridge and image forming apparatus Oct. 29, 2013
8565651 Toner supply device and image forming apparatus Oct. 22, 2013
8548351 Image-forming device Oct. 1, 2013
8548352 Developer container, developing device, and process cartridge Oct. 1, 2013
8548356 Electrophotographic printer with stateful toner bottles Oct. 1, 2013
8543040 Powder storage container, developing device using powder storage container, image forming unit, and image forming apparatus Sep. 24, 2013
8538290 Image forming apparatus with detachable constituent component and holding part Sep. 17, 2013
8532556 Toner collecting apparatus, cartridge, and image forming apparatus Sep. 10, 2013
8532544 Developer container, developing apparatus and process cartridge Sep. 10, 2013
8532542 Toner container and manufacturing method for toner container Sep. 10, 2013
8526853 Image forming apparatus having toner passage blocking mechanism Sep. 3, 2013
8526860 Developing unit and image forming apparatus having the same Sep. 3, 2013
8521062 Developer container and image forming device Aug. 27, 2013
8509650 Electrophotographic image forming apparatus Aug. 13, 2013
8498552 Image forming device including movable support member and toner cartridge having movable shutter Jul. 30, 2013
8489001 Powder conveyance device and image forming apparatus using same Jul. 16, 2013
8488991 Image forming device including retaining member that retains image bearing members and has cleaning member and guide unit where conveying belt is located in position defined by image bearing m Jul. 16, 2013
8478171 Toner bottle and image formation apparatus provided with the same Jul. 2, 2013
8467707 Image forming agent storage unit, method for filling image forming agent storage unit with image forming agent, and image forming apparatus Jun. 18, 2013
8463160 Image forming apparatus with developing units and developer cartridges where one of the developing cartridges includes a waste toner containing unit for containing developer collected by a col Jun. 11, 2013
8452199 Waste toner collector, image forming apparatus, and waste toner collection container May. 28, 2013
8428496 Wet type developing apparatus Apr. 23, 2013

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