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Class Information
Number: 399/37
Name: Electrophotography > Diagnostics > Power supply
Description: Subject matter wherein a means or method is provided that analyzes an electrical source or its connection to an electrophotographic device or component.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7621452 |
Electronic apparatus |
Nov. 24, 2009 |
| 7613407 |
Method and apparatus to detect loads associated with one of a plurality of components driven by a shared motor in an image forming apparatus |
Nov. 3, 2009 |
| 7573007 |
Power supply, image forming apparatus, and electric current supply method |
Aug. 11, 2009 |
| 7574152 |
AC high-voltage device, image forming apparatus, and AC high-voltage output controlling method which restarts the AC high-voltage after an overload |
Aug. 11, 2009 |
| 7565086 |
Power control of image forming apparatus |
Jul. 21, 2009 |
| 7505702 |
High power supply to control an abnormal load |
Mar. 17, 2009 |
| 7483644 |
Image forming apparatus and high voltage power thereof |
Jan. 27, 2009 |
| 7469110 |
Image forming apparatus and method including canceling a power save mode |
Dec. 23, 2008 |
| 7412185 |
Controlling average power to a fuser |
Aug. 12, 2008 |
| 7398405 |
Output system, printing system, printing device management device and printing device, print instruction program, printing device management program and printing device control program, and pr |
Jul. 8, 2008 |
| 7372479 |
Apparatus and method for optical image formation control |
May. 13, 2008 |
| 7362591 |
Power supply device and image forming apparatus |
Apr. 22, 2008 |
| 7333745 |
Power supply device and electronic apparatus employing the same |
Feb. 19, 2008 |
| 7324773 |
Image forming device having a power consumption control device controlling power supplied to a fixing device |
Jan. 29, 2008 |
| 7283262 |
Image forming apparatus and power control method |
Oct. 16, 2007 |
| 7277652 |
Image-forming device that eliminates noise from a temperature detection signal |
Oct. 2, 2007 |
| 7277654 |
Electrophotographic power supply configuration for supplying power to a fuser |
Oct. 2, 2007 |
| 7272328 |
Development component detection in an electrophotographic device |
Sep. 18, 2007 |
| 7251431 |
Image-reading apparatus and image forming apparatus |
Jul. 31, 2007 |
| 7227281 |
Causing operation of load in alternate, reduced peak power mode |
Jun. 5, 2007 |
| 7212758 |
Image-forming apparatus |
May. 1, 2007 |
| 7206527 |
Information forming apparatus equipped with a fixing unit |
Apr. 17, 2007 |
| 7203432 |
Job processing apparatus |
Apr. 10, 2007 |
| 7187877 |
Image forming apparatus with detachable transfer unit |
Mar. 6, 2007 |
| 7181149 |
Image forming apparatus |
Feb. 20, 2007 |
| 7162166 |
Image-forming apparatus having an automatic self-test reporting function and method thereof |
Jan. 9, 2007 |
| 7123847 |
Image processing apparatus having a status holding function, and image processing system including the same |
Oct. 17, 2006 |
| 7099604 |
Image forming apparatus |
Aug. 29, 2006 |
| 7088017 |
Power supply control device for an image forming apparatus |
Aug. 8, 2006 |
| 7062191 |
Image forming device including AC loads driven by an AC power supply |
Jun. 13, 2006 |
| 7054570 |
Image-forming apparatus |
May. 30, 2006 |
| 7016624 |
Method for controlling an image forming device |
Mar. 21, 2006 |
| 7006773 |
Image forming apparatus, image forming method, and fixing device thereof |
Feb. 28, 2006 |
| 6910147 |
Digital recording apparatus real-time clock |
Jun. 21, 2005 |
| 6900994 |
Power supply apparatus, switching power supply apparatus, and image forming apparatus |
May. 31, 2005 |
| 6885835 |
Device for cutting off power supply of printer |
Apr. 26, 2005 |
| 6847794 |
Image forming device |
Jan. 25, 2005 |
| 6753973 |
Image recording apparatus with controller for selectively executing an energy saving mode |
Jun. 22, 2004 |
| 6728496 |
Image forming apparatus |
Apr. 27, 2004 |
| 6711361 |
Power management system in an image forming apparatus |
Mar. 23, 2004 |
| 6711363 |
METHOD OF DETERMINING A CHARGING DEVICE PRE-FAULT STATUS, A PRINTING MACHINE ARRANGED WITH THE SAME METHOD, A METHOD OF FORMING A CHARGING DEVICE SERVICE MESSAGE AND A METHOD OF TRIGGERING A C |
Mar. 23, 2004 |
| 6552447 |
Power supplying apparatus, image forming apparatus and method of controlling the same |
Apr. 22, 2003 |
| 6522845 |
Image forming apparatus and image forming unit detachably attachable thereto |
Feb. 18, 2003 |
| 6442354 |
Scavenger plate monitoring system |
Aug. 27, 2002 |
| 6408148 |
Image processing apparatus, image recording apparatus, controlling method for these apparatuses, and power supply apparatus used therein |
Jun. 18, 2002 |
| 6346800 |
Power supply device and fixing device operating with the power supply device |
Feb. 12, 2002 |
| 6269228 |
Method and apparatus for image forming performing improved cleaning and discharging operations on image forming associated members |
Jul. 31, 2001 |
| 6265046 |
Electrical component having fibers oriented in at least two directions |
Jul. 24, 2001 |
| 6181895 |
Image forming devices, image forming methods, and methods of supplying power to an image forming device |
Jan. 30, 2001 |
| 6178299 |
Method of controlling power supply to heat source of printer and apparatus therefor |
Jan. 23, 2001 |
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