Resources Contact Us Home
Browse by Category: Main > Electrical & Energy
Class Information
Number: 399/9
Name: Electrophotography > Diagnostics
Description: Subject matter wherein a means or method is provided for detecting or analyzing (a) a condition that is outside the normal operating condition or (b) a malfunction or potential malfunction of an electrophotographic device or component thereof.

Sub-classes under this class:

Class Number Class Name Patents
399/15 By inspection of copied image 183
399/34 Cleaning 67
399/13 Component present or mounted 290
399/24 Consumable 397
399/16 Document handling 294
399/33 Fixing (e.g., over-temperature protection) 278
399/31 Image forming component 145
399/10 Log report 135
399/36 Of motive power or driven unit 68
399/37 Power supply 160
399/11 Service mode 148
399/14 Unacceptable copy coverage 62
399/12 Unit or part identification 641

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

Patent Number Title Of Patent Date Issued
8712257 Image forming system, prognosis criterion setting apparatus, prognosis apparatus, image forming apparatus and non-transitory computer-readable recording medium Apr. 29, 2014
8712260 Printing apparatus Apr. 29, 2014
8649033 Systems and method for monitoring consumable supply levels in one or more printers Feb. 11, 2014
8643865 Maintenance system and maintenance method for image processing apparatus Feb. 4, 2014
8626003 Printing device having internal graphic user interface display Jan. 7, 2014
8606121 Remote management system, remote setting method and image forming device Dec. 10, 2013
8605303 Content-aware image quality defect detection in printed documents Dec. 10, 2013
8570545 Image forming apparatus having a plurality of image forming units, initial adjustment method for the image forming apparatus, and computer readable medium recording program for causing the ima Oct. 29, 2013
8559030 Augmented reality system and method for device management and service Oct. 15, 2013
8553289 Method and apparatus for compensation of arbitrary banding sources using inline sensing and control Oct. 8, 2013
8553280 Image on paper registration using image marks Oct. 8, 2013
8554089 Job error correction in a multicolor electrophotographic print engine Oct. 8, 2013
8542375 Host apparatus, image forming apparatus, and diagnosis method for image forming apparatus Sep. 24, 2013
8542378 Method and apparatus for automated determination of expiration of an image production device that is currently in use by a customer Sep. 24, 2013
8532505 Printing system, printing method and program for executing printing method Sep. 10, 2013
8526030 Image forming apparatus, power supplying method, and recording medium Sep. 3, 2013
8515295 System and method for informing a customer of remaining life in a customer replaceable unit during replacement of the customer replaceable unit Aug. 20, 2013
8508770 Image forming apparatus to control a power supply, and method thereof Aug. 13, 2013
8509630 Determining the cause of printer image artifacts Aug. 13, 2013
8488161 Management apparatus and method for setting a schedule for transmitting department counter information from image forming apparatuses Jul. 16, 2013
8482809 Image reading apparatus with function of correcting for variation of light distribution Jul. 9, 2013
8482821 Sensor device and image-forming apparatus Jul. 9, 2013
8472040 Host apparatus, image forming apparatus, and diagnosis method for image forming apparatus Jun. 25, 2013
8451468 Processor, image forming system and computer readable medium May. 28, 2013
8452195 Diagnostic plot for adjusting printing characteristics May. 28, 2013
8446613 Information processing apparatus and method and program of controlling the same May. 21, 2013
8432571 Image forming apparatus, postprocessing apparatus, option apparatus, image forming system, and controller Apr. 30, 2013
8422899 Method and apparatus for compensation of banding from multiple sources in marking platform Apr. 16, 2013
8395814 Terminal apparatus and image forming apparatus maintenance system Mar. 12, 2013
8391728 Image forming apparatus and voltage applying device comprising a control unit for controlling another control unit when the other control unit is abnormally restarted Mar. 5, 2013
8380088 Image forming apparatus Feb. 19, 2013
8381111 Management apparatus, image forming apparatus, and service processing method Feb. 19, 2013
8368912 Image forming apparatus, print control method, and computer-readable storage medium storing program code for executing the control method Feb. 5, 2013
8358941 Management device of an image forming apparatus Jan. 22, 2013
8351080 Least squares based coherent multipage analysis of printer banding for diagnostics and compensation Jan. 8, 2013
8351079 Banding profile estimation using spline interpolation Jan. 8, 2013
8351801 Image forming apparatus with a determining section that makes a determination when the apparatus transitions to a power saving mode of whether an image can be formed Jan. 8, 2013
8345296 Image processing apparatus for determining appropriateness of combination of control software, activation method, and storage medium storing control program that causes computer to perform the Jan. 1, 2013
8346103 Destination dedicating apparatus, printing apparatus, print kiosk apparatus, destination dedicating method, and program Jan. 1, 2013
8331836 Image forming apparatus, image forming method, and program Dec. 11, 2012
8330965 Marking engine selection Dec. 11, 2012
8301041 Power off sequence of image forming apparatus Oct. 30, 2012
8294918 Apparatus and method for generating a simulated image including an identified image abnormality Oct. 23, 2012
8294929 Image forming apparatus, image forming system, method of printing sample print, and computer program product Oct. 23, 2012
8295716 Sheet processing device having user safety unit and image forming apparatus having the same Oct. 23, 2012
8280299 Image forming apparatus and post-processing apparatus Oct. 2, 2012
8270851 Print output system, print control apparatus, and method for the same Sep. 18, 2012
8260157 Image forming apparatus Sep. 4, 2012
8248631 Image forming apparatus capable of allowing forming images of all of the identified types with respect to determination information Aug. 21, 2012
8244145 Image forming apparatus including image processing member determined by method of evaluating distribution of adhesion forces of toner thereto Aug. 14, 2012

1 2 3 4 5 6 7 8 9 10

  Recently Added Patents
Controller with screen
Sequential control device for a striking mechanism
Piperazinedione compounds
Method of enhancing corrosion resistance of hollow vessels
Wake-up radio system
Vehicle headlight
Image forming unit having agitating portion and image forming apparatus
  Randomly Featured Patents
Modular outlet strip
Optical network for bi-directional wireless communication
Heater housing
Conversion kit for semiautomatic weapons
Container for the individual transportation of plants
Color image reading apparatus
Navigation system and a vehicle control system
Method and system for transferring data between buses having differing ordering policies
Liquid crystal display device and a method of manufacturing a viewing angle compensation film for the same