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Browse by Category: Main > Electrical & Energy
Class Information
Number: 399/29
Name: Electrophotography > Diagnostics > Consumable > Toner > Deterioration or developability of toner
Description: Subject matter wherein a means or method is provided for determining defects or abnormalities in material used to visualize a latent image.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8705132 Printing apparatus, data processing method for printing apparatus and storage medium Apr. 22, 2014
8649692 Toner replenishing device capable of effectively softening toner and image forming apparatus with toner replenishing device Feb. 11, 2014
8610950 Image processing apparatus, image processing method, and computer- readable recording medium storing image processing program for generating color tone correction parameter Dec. 17, 2013
8594519 Image forming apparatus and toner supply method Nov. 26, 2013
8571426 Toner supply method, development device, process unit, and image forming apparatus Oct. 29, 2013
8565625 Image forming apparatus Oct. 22, 2013
8521041 Image forming apparatus with controller controlling an image forming operation Aug. 27, 2013
8515296 Developer supplying device, developing device, and image forming apparatus Aug. 20, 2013
8483583 Image forming apparatus and toner supply method Jul. 9, 2013
8457508 Developing bias setting in an image forming apparatus Jun. 4, 2013
8379237 Printing system and method for controlling a printing system that determines whether to start printing only after completion of developing all print data Feb. 19, 2013
8340537 Image forming apparatus and method of compensating for printing quality of the image forming apparatus Dec. 25, 2012
8311436 Image-forming apparatus and image-forming method for forming a density correction image Nov. 13, 2012
8295717 Image forming apparatus Oct. 23, 2012
8294917 Image forming apparatus for determining the authenticity of an exchange part Oct. 23, 2012
8285156 Apparatus and method for determining toner age in a printing apparatus Oct. 9, 2012
8280265 Image forming apparatus with drive control unit Oct. 2, 2012
8274678 Method and system for remote access and customization of internally generated printing node status report Sep. 25, 2012
8265493 Optical sensor arrangement for an imaging apparatus Sep. 11, 2012
8254796 Image forming apparatus and method for controlling image forming apparatus Aug. 28, 2012
8248640 Image forming apparatus, controlling unit, image forming method and computer readable medium Aug. 21, 2012
8249469 Supply control apparatus, image-forming apparatus, and supply control method Aug. 21, 2012
8244161 Developing apparatus Aug. 14, 2012
8224194 Image forming apparatus discharging staying toner Jul. 17, 2012
8224195 Method for controlling a development process in different operating phases Jul. 17, 2012
8208171 Image reading apparatus and method to prevent image erasing due to erroneously line-shaped noise detection Jun. 26, 2012
8189207 Apparatus and method for single color or color printing May. 29, 2012
8179540 Image forming apparatus and management system utilizing counter and job log information for usage tracking May. 15, 2012
8165481 Image forming method and apparatus that detect an image density Apr. 24, 2012
8099002 Developing device of image forming apparatus using a toner and carrier mixture Jan. 17, 2012
8090277 Image forming apparatus Jan. 3, 2012
8049911 Image forming apparatus including image abnormality detection, method of controlling the same, and program for implementing the method Nov. 1, 2011
8023838 Control device and method for controlling an electrophotographic printer or copier Sep. 20, 2011
7995934 Developing device, image forming apparatus, and process unit Aug. 9, 2011
7974568 Image forming apparatus, controller, computer readable medium and image forming condition adjustment method Jul. 5, 2011
7949282 Developing device and image forming apparatus including the same May. 24, 2011
7937003 Image forming apparatus and method of determining degradation of charging property of developer May. 3, 2011
7885556 Image forming apparatus for correcting a toner density target value Feb. 8, 2011
7869721 Apparatus and method for detecting carrier particles in an electrophotographic device Jan. 11, 2011
7860413 Image forming apparatus and method therefor as well as program and storage medium thereof Dec. 28, 2010
7848665 Image forming apparatus, image forming method, image forming computer program, and computer readable storage medium containing the program Dec. 7, 2010
7796900 Developer cartridge replacement scheme for electrostatographic printing Sep. 14, 2010
7778556 Toner supply device, image forming apparatus and toner shortage detecting method Aug. 17, 2010
7755802 Toner-based noise reduction in electrostatography Jul. 13, 2010
7734201 Image forming apparatus and control method therefor Jun. 8, 2010
7734199 Checking and conditional processing of a print job printed with multiple transfer media Jun. 8, 2010
7639958 Image forming apparatus and control method therefor Dec. 29, 2009
7630654 Printing apparatus Dec. 8, 2009
7630656 Image forming apparatus Dec. 8, 2009
7630660 Intelligent toner charging system and method Dec. 8, 2009

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