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Class Information
Number: 399/88
Name: Electrophotography > Machine operation > Having power supply
Description: Subject matter wherein a means or method is provided for feeding electrical energy to an electrophotographic device.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7624288 |
System for controlling power supplies of an image formation apparatus |
Nov. 24, 2009 |
| 7619399 |
Apparatus to generate high voltage using digital control and method thereof |
Nov. 17, 2009 |
| 7609988 |
Heater, fixing unit and image forming apparatus having power supplied from chargeable auxiliary power supplying unit varied per unit time |
Oct. 27, 2009 |
| 7606515 |
Coupling mechanism for material supply module |
Oct. 20, 2009 |
| 7603048 |
Image forming apparatus and control method thereof |
Oct. 13, 2009 |
| 7603049 |
Image formation apparatus and associated method of storing power |
Oct. 13, 2009 |
| 7599638 |
Image forming apparatus having high voltage power supplies |
Oct. 6, 2009 |
| 7599639 |
Sheet post-processing apparatus, image forming system and power saving control method |
Oct. 6, 2009 |
| 7596342 |
Drive transmission device and image forming apparatus equipped with the device |
Sep. 29, 2009 |
| 7593661 |
Power-saving control method of image forming device, and image forming device |
Sep. 22, 2009 |
| 7586637 |
Power management in a printer system |
Sep. 8, 2009 |
| 7587152 |
Powder transport device and image forming system |
Sep. 8, 2009 |
| 7583910 |
Image forming apparatus |
Sep. 1, 2009 |
| 7573007 |
Power supply, image forming apparatus, and electric current supply method |
Aug. 11, 2009 |
| 7574150 |
Power control apparatus and method of using a power control apparatus in an image forming device |
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 |
| 7565087 |
Fixing device, image forming apparatus including the fixing device, and fixing method |
Jul. 21, 2009 |
| 7561822 |
Image forming apparatus with casing having metal plates on each peripheral side |
Jul. 14, 2009 |
| 7558501 |
Image forming apparatus and power supply |
Jul. 7, 2009 |
| 7551869 |
Fixing device, image forming apparatus including the fixing device, and fixing method |
Jun. 23, 2009 |
| 7551871 |
Power supply device and image forming apparatus using the same |
Jun. 23, 2009 |
| 7548708 |
Power supply unit in image forming apparatus |
Jun. 16, 2009 |
| 7548713 |
Drive transmitting device, and image forming apparatus |
Jun. 16, 2009 |
| 7546057 |
Capacitor power supply unit, heating device, image forming apparatus, and copying device |
Jun. 9, 2009 |
| 7546052 |
Image forming apparatus and method of controlling charging the apparatus to reduce warm up time |
Jun. 9, 2009 |
| 7546050 |
Fixing apparatus including a fixing roller and a pressurization roller |
Jun. 9, 2009 |
| 7536129 |
Power transmitting apparatus, power switching apparatus, and driving apparatus of multi-function machine using the same |
May. 19, 2009 |
| 7532827 |
Image-forming apparatus |
May. 12, 2009 |
| 7523335 |
Job processing apparatus with power sequence responsive to detecting external job data signal |
Apr. 21, 2009 |
| 7518887 |
Apparatus and method for generating high voltage based on digital control |
Apr. 14, 2009 |
| 7515845 |
Method for supplying power, and fixing and image forming apparatuses |
Apr. 7, 2009 |
| 7505702 |
High power supply to control an abnormal load |
Mar. 17, 2009 |
| 7499666 |
Toner container, image forming apparatus, and method for identifying toner container |
Mar. 3, 2009 |
| 7496312 |
Auxiliary power supply unit and image forming apparatus |
Feb. 24, 2009 |
| 7486899 |
Fusing unit and fusing apparatus using the same |
Feb. 3, 2009 |
| 7483644 |
Image forming apparatus and high voltage power thereof |
Jan. 27, 2009 |
| 7483645 |
Image forming apparatus having high voltage circuit board and driving unit |
Jan. 27, 2009 |
| 7469110 |
Image forming apparatus and method including canceling a power save mode |
Dec. 23, 2008 |
| 7463841 |
Heating device, fuser device, and image forming apparatus including power supply devices for supplying power to a heating unit |
Dec. 9, 2008 |
| 7460808 |
Image forming apparatus and power supply control method |
Dec. 2, 2008 |
| 7457558 |
Image forming system that includes storage battery |
Nov. 25, 2008 |
| 7454151 |
Image forming apparatus, fixing unit having a selectively controlled power supply and associated methodology |
Nov. 18, 2008 |
| 7450875 |
Sheet post-processing apparatus, image forming system and power saving control method |
Nov. 11, 2008 |
| 7450878 |
Image forming apparatus having a process cartridge for receiving power from a power supplying member |
Nov. 11, 2008 |
| 7447460 |
Color image forming device having an output toner transport member |
Nov. 4, 2008 |
| 7444096 |
Electronic device power supply |
Oct. 28, 2008 |
| 7428391 |
Image forming device and method of controlling the image forming device |
Sep. 23, 2008 |
| 7428389 |
Fixing device for color image forming apparatus and control method |
Sep. 23, 2008 |
| 7424234 |
Image printer with common filter to filter common operating frequency band of fixing module and switch mode power supply module |
Sep. 9, 2008 |
| 7412185 |
Controlling average power to a fuser |
Aug. 12, 2008 |
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