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Browse by Category: Main > Electrical & Energy
Class Information
Number: 399/43
Name: Electrophotography > Control of electrophotography process > Responsive to number of copies or passage of time
Description: Subject matter wherein a means or method is provided that effects a change in condition-responsive control according to an amount of copies produced or a passage of time.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8712261 Lubricant supplying device, process cartridge, and image forming apparatus Apr. 29, 2014
8693940 Control apparatus, control method for control apparatus, and storage medium Apr. 8, 2014
8693900 Image forming device Apr. 8, 2014
8676078 Fixing device, image forming apparatus incorporating same, and method for fixing toner image on recording medium Mar. 18, 2014
8666272 Fixing device and image forming apparatus Mar. 4, 2014
8666297 Image forming apparatus which determines whether a sheet stacking unit is full Mar. 4, 2014
8634731 Method for automatically controlling the sequence of processing orders for processing material containers Jan. 21, 2014
8634732 Image forming apparatus incorporating therein a fixing unit capable of cleaning a fixing roller by means of an oil roller and a cleaning roller Jan. 21, 2014
8630554 Image forming device Jan. 14, 2014
8620173 Image forming device with fusion device driven based on surface temperature of fusion roller and pressure application roller Dec. 31, 2013
8620188 Image forming apparatus having a special color image mode Dec. 31, 2013
8615181 Image forming apparatus Dec. 24, 2013
8615176 Electrophotographic image forming apparatus using a periodic wave as a developing bias Dec. 24, 2013
8565632 Image forming apparatus for controlling a temperature of a fixing device therein Oct. 22, 2013
8543018 Image forming apparatus and power-supply control method Sep. 24, 2013
8532508 Image forming apparatus and image forming method for forming an image at different image forming speeds Sep. 10, 2013
8520275 Methods for generating an inverse mask Aug. 27, 2013
8509631 Image forming apparatus Aug. 13, 2013
8509636 Image forming apparatus Aug. 13, 2013
8488201 Image forming apparatus, correction control method and computer readable information recording medium Jul. 16, 2013
8483586 Image forming apparatus Jul. 9, 2013
8482786 Image forming apparatus for reusing paper and related methods Jul. 9, 2013
8472823 Image forming apparatus featuring a control device for controlling a developer discharge operation in first and second modes Jun. 25, 2013
8472826 Image forming apparatus Jun. 25, 2013
8452204 Process control with longitudinal member toner removal May. 28, 2013
8447195 Methods and apparatus for adjusting device power consumption based on usage data May. 21, 2013
8428477 Image forming apparatus Apr. 23, 2013
8412060 Image forming apparatus and method for performing image forming using an electrophotographic process Apr. 2, 2013
8406677 Image forming device that reduces consumption of toner used for non-printing purpose Mar. 26, 2013
8406642 Removing toner from longitudinal member in printer Mar. 26, 2013
8396382 Image forming apparatus including a blower member and a heating device Mar. 12, 2013
8396387 Image forming apparatus, method of controlling the same, and program Mar. 12, 2013
8391741 Image forming system Mar. 5, 2013
8374518 Image forming apparatus and image forming method Feb. 12, 2013
8374517 Image forming device with an intermittent driving unit and computer-readable recording medium executed by the image forming device Feb. 12, 2013
8369728 Image forming apparatus Feb. 5, 2013
8364050 Printing system, method for controlling the printing system, and storage medium Jan. 29, 2013
8358950 Image forming system and method to temporarily stop an image forming process when reaching the number of units specified by a user, improving working efficiency Jan. 22, 2013
8342628 Image forming apparatus Jan. 1, 2013
8320787 Image forming apparatus with plural sheet supplying sections Nov. 27, 2012
8311431 Image forming apparatus comprising a control section configured to carry out a control process including setting a power saving mode Nov. 13, 2012
8311434 Removing toner from skive mount in printer Nov. 13, 2012
8301046 Image forming apparatus with condition setting for manual duplex mode Oct. 30, 2012
8301045 Image forming apparatus and image forming method Oct. 30, 2012
8295749 Method and apparatus for printing various sheet sizes within a pitch mode in a digital printing system Oct. 23, 2012
8295720 Image forming apparatus capable of suppressing toner aggregation Oct. 23, 2012
8290382 Image forming apparatus Oct. 16, 2012
8280266 Image forming apparatus Oct. 2, 2012
8275279 Image forming apparatus with operation of image bearing member after image formation Sep. 25, 2012
8260161 Image forming apparatus Sep. 4, 2012

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