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Class Information
Number: 399/44
Name: Electrophotography > Control of electrophotography process > Having temperature or humidity detection
Description: Subject matter wherein a means or method is provided that compensates or adjusts a control parameter in response to a temperature or humidity condition within the electrophotographic device.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7621632 |
Image forming apparatus |
Nov. 24, 2009 |
| 7619788 |
Document feeding and reading unit and image forming apparatus |
Nov. 17, 2009 |
| 7603046 |
Image forming apparatus including toner supply controlling unit |
Oct. 13, 2009 |
| 7567763 |
Image forming apparatus and image forming method capable of detecting a resistance value of an intermediate transferring member |
Jul. 28, 2009 |
| 7558501 |
Image forming apparatus and power supply |
Jul. 7, 2009 |
| 7555232 |
Image forming apparatus and developing method |
Jun. 30, 2009 |
| 7551865 |
Image forming apparatus |
Jun. 23, 2009 |
| 7546049 |
Image forming device with a control means to correct the fixing control temperature |
Jun. 9, 2009 |
| 7542689 |
Charging device, image forming apparatus, computer readable medium storing charging control program and method for charging control |
Jun. 2, 2009 |
| 7539429 |
Image forming apparatus having a stable image density |
May. 26, 2009 |
| 7539427 |
Print quality maintenance method and system |
May. 26, 2009 |
| 7532830 |
Environmental controls for operation of an electrostatographic developer unit having multiple magnetic brush rolls |
May. 12, 2009 |
| 7532831 |
Image formation apparatus provided with photoconductor and charging device |
May. 12, 2009 |
| 7532832 |
Image forming apparatus and charge control method |
May. 12, 2009 |
| 7526218 |
Method for adjusting transfer current in an image transfer machine |
Apr. 28, 2009 |
| 7515841 |
Image forming apparatus for preventing defective fixing of a toner image |
Apr. 7, 2009 |
| 7515840 |
Image forming apparatus including a counting section for counting the toner image |
Apr. 7, 2009 |
| 7499660 |
Image forming apparatus and image forming method |
Mar. 3, 2009 |
| 7496302 |
Black print quality enhancement for high humidity environment |
Feb. 24, 2009 |
| 7489883 |
Method for determining temperature of an active pixel imager and automatic correcting temperature induced variations in an imager |
Feb. 10, 2009 |
| 7483657 |
Image forming apparatus featuring a controller for controlling rotation of a developer feeding screw in response to an angle of inclination of the apparatus |
Jan. 27, 2009 |
| 7466941 |
Drive device used in image forming device |
Dec. 16, 2008 |
| 7463840 |
Electro-photographic image forming apparatus and method for determining a charging voltage |
Dec. 9, 2008 |
| 7460801 |
Image forming apparatus with control of power distribution to heat fixing device |
Dec. 2, 2008 |
| 7457551 |
Fixing apparatus |
Nov. 25, 2008 |
| 7447450 |
Image forming device with a color detection apparatus |
Nov. 4, 2008 |
| 7447472 |
Mechanism for selectively applying variable pressure profiles to a recording medium |
Nov. 4, 2008 |
| 7447730 |
Image forming apparatus |
Nov. 4, 2008 |
| 7437115 |
Image forming device |
Oct. 14, 2008 |
| 7421218 |
Image forming apparatus with surface potential detection |
Sep. 2, 2008 |
| 7421240 |
Asymmetric AC cleaner for improved toner charge distribution in scavenging development systems |
Sep. 2, 2008 |
| 7409172 |
Image forming apparatus |
Aug. 5, 2008 |
| 7403726 |
Image forming apparatus |
Jul. 22, 2008 |
| 7403727 |
Image forming apparatus and density adjusting method thereof |
Jul. 22, 2008 |
| 7403741 |
Exhaust system of image forming device |
Jul. 22, 2008 |
| 7395002 |
Image forming apparatus and output image density correction method |
Jul. 1, 2008 |
| 7395001 |
Electrophotographic image forming apparatus |
Jul. 1, 2008 |
| 7395000 |
Image-forming device with control of developer bias |
Jul. 1, 2008 |
| 7391982 |
System and method for adjusting transfer current in an image transfer machine |
Jun. 24, 2008 |
| 7391983 |
Method and apparatus for controlling image forming operation of an image forming apparatus |
Jun. 24, 2008 |
| 7389061 |
Cleaning device and image forming apparatus having a cleaning brush and a collection roller that move in the same direction at a contact area therebetween |
Jun. 17, 2008 |
| 7376368 |
Water content determination apparatus, image forming apparatus, control method, and program |
May. 20, 2008 |
| 7373093 |
Apparatus and method for color image forming, and computer program product for driver controller |
May. 13, 2008 |
| 7366432 |
Fixing device for fixing an image, image forming apparatus including the fixing device, and fixing method |
Apr. 29, 2008 |
| 7356270 |
Fixing device, image forming apparatus including the fixing device, and fixing method |
Apr. 8, 2008 |
| 7346289 |
Image forming apparatus |
Mar. 18, 2008 |
| 7343110 |
Color image forming device having a temperature detector |
Mar. 11, 2008 |
| 7336910 |
Image forming apparatus with gamma conversion means |
Feb. 26, 2008 |
| 7336405 |
Thermal fixing device for controlling the temperature of a heat member to melt toner on a recording sheet |
Feb. 26, 2008 |
| 7317889 |
Image forming apparatus wherein a speed of a developed carrying member is controlled relative to a speed of an image bearing member |
Jan. 8, 2008 |
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