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Class Information
Number: 399/285
Name: Electrophotography > Image formation > Development > Dry development > Application member > Roller > Having applied bias
Description: Subject matter wherein the roller is maintained at a predetermined electrical potential to aid in or influence the development.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7613414 |
Developing cartridge, process carriage, and image forming apparatus |
Nov. 3, 2009 |
| 7613417 |
Image forming apparatus |
Nov. 3, 2009 |
| 7580659 |
Developing device and image forming apparatus |
Aug. 25, 2009 |
| 7546047 |
Image forming apparatus and method of controlling the same having fixed developing apparatuses |
Jun. 9, 2009 |
| 7512352 |
Image forming apparatus with switched-potential responsive to attenuation of a remaining voltage |
Mar. 31, 2009 |
| 7489893 |
Hybrid type developing apparatus and developing method |
Feb. 10, 2009 |
| 7471909 |
Image forming apparatus |
Dec. 30, 2008 |
| 7460798 |
Image forming apparatus and method of detecting amount of residual developer |
Dec. 2, 2008 |
| 7395019 |
Image forming apparatus including units for recovering developing agent adhering to developing agent carriers |
Jul. 1, 2008 |
| 7356273 |
Image forming apparatus with switched-potential responsive to attenuation of a remaining voltage |
Apr. 8, 2008 |
| 7346301 |
Image forming apparatus with a developer regulating member |
Mar. 18, 2008 |
| 7330684 |
Developing device, image forming apparatus, image forming system, charging member, and method for manufacturing developing device |
Feb. 12, 2008 |
| 7315703 |
Image forming apparatus, image forming system, and image forming method |
Jan. 1, 2008 |
| 7313351 |
One-component type developing apparatus |
Dec. 25, 2007 |
| 7308221 |
High developing voltage supply apparatus |
Dec. 11, 2007 |
| 7294810 |
Heater, fixing device and image forming apparatus |
Nov. 13, 2007 |
| 7280779 |
Image banding compensation method |
Oct. 9, 2007 |
| 7269382 |
Developing apparatus |
Sep. 11, 2007 |
| 7253378 |
Heat laminating a cover foil to a base foil |
Aug. 7, 2007 |
| 7224926 |
Flight developer regulating member, developing apparatus and method of assembling developing apparatus |
May. 29, 2007 |
| 7221892 |
Developing device used in image forming device |
May. 22, 2007 |
| 7181155 |
Developer supplying device, developing roller, developing device, image forming apparatus and process cartridge |
Feb. 20, 2007 |
| 7136599 |
Developing apparatus, image forming apparatus, and developing method |
Nov. 14, 2006 |
| 7116933 |
Developing unit, image forming apparatus, and developing method |
Oct. 3, 2006 |
| 7110688 |
Image forming device that adjusts image density based on developing bias and pressing force |
Sep. 19, 2006 |
| 7103294 |
Image forming apparatus with a current measuring section |
Sep. 5, 2006 |
| 7095969 |
Developing device |
Aug. 22, 2006 |
| 7092662 |
Image forming apparatus |
Aug. 15, 2006 |
| 7058334 |
Electro-photographic image forming apparatus having a function for preventing toner for scattering and control method for the same |
Jun. 6, 2006 |
| 7043181 |
Developing apparatus and method for regulating an AC bias frequency to the developing roller |
May. 9, 2006 |
| 7035577 |
Developing apparatus, image forming apparatus and toner replenishing method |
Apr. 25, 2006 |
| 7031646 |
Developing device |
Apr. 18, 2006 |
| 7024142 |
Developing apparatus, developing method, image forming apparatus, image forming method and cartridge thereof |
Apr. 4, 2006 |
| 7010239 |
Apparatus and method for cleaning a donor roll |
Mar. 7, 2006 |
| 7006774 |
Image forming apparatus, wherein voltages applied to developer regulating members are based on respective voltages applied to developer carrying members |
Feb. 28, 2006 |
| 6999691 |
Developing device having variable bias voltages applied thereto used with electrophotographic image forming apparatus and developing method thereof |
Feb. 14, 2006 |
| 6999707 |
Method of forming image and image forming apparatus |
Feb. 14, 2006 |
| 6954604 |
Electronic photographing apparatus |
Oct. 11, 2005 |
| 6922541 |
Methods and apparatus for fusing an imaging substance onto an imaging media |
Jul. 26, 2005 |
| 6917768 |
Image forming device and method that sets a voltage level based on toner amount and impresses the voltage to a developing roller, supply roller and regulating blade |
Jul. 12, 2005 |
| 6917780 |
Image forming apparatus that prevents attachment of toner to lateral sides of the developing roll |
Jul. 12, 2005 |
| 6901231 |
Developing apparatus, developing method, image forming apparatus, image forming method and cartridge thereof |
May. 31, 2005 |
| 6871035 |
Developing apparatus |
Mar. 22, 2005 |
| 6829446 |
Development device, charging method used in the development device and image forming device having the development device |
Dec. 7, 2004 |
| 6829447 |
Developing apparatus |
Dec. 7, 2004 |
| 6810223 |
Developing apparatus and method in image forming apparatus |
Oct. 26, 2004 |
| 6803542 |
Floating carriage assembly and cover in a thermographic laser imager |
Oct. 12, 2004 |
| 6782226 |
Developing device |
Aug. 24, 2004 |
| 6751423 |
Developing apparatus and image forming apparatus |
Jun. 15, 2004 |
| 6743559 |
Toner compositions comprising polyester resin and polypyrrole |
Jun. 1, 2004 |
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