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Class Information
Number: 399/265
Name: Electrophotography > Image formation > Development > Dry development > Application member
Description: Subject matter wherein an apparatus is provided for transporting dry developer material to a position where it is attracted to a latent image by an electrostatic force.


Sub-classes under this class:

Class Number Class Name Patents
399/287 Fiber brush 13
399/266 Having cloud-forming application 147
399/267 Magnetic brush 324
399/279 Roller 225
399/288 Web or belt 38


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
7625685 Magnetic mono-component toner for developing electrostatic latent image and image forming method Dec. 1, 2009
7526239 Development roller Apr. 28, 2009
7415230 Developing apparatus featuring an insulating or electrically floating jumping developer regulation member Aug. 19, 2008
7349646 Toner cartridge used with an electrophotographic image forming apparatus Mar. 25, 2008
7308222 Toner supplying system for an image forming apparatus Dec. 11, 2007
7286791 Developing apparatus Oct. 23, 2007
7260348 Image forming apparatus having a toner-supplying roller and a developing roller configured to meet a specific parameter Aug. 21, 2007
7231168 Image forming apparatus Jun. 12, 2007
7211361 Image formation apparatus and image formation method May. 1, 2007
7181155 Developer supplying device, developing roller, developing device, image forming apparatus and process cartridge Feb. 20, 2007
7151238 Thermal development apparatus and thermal development process Dec. 19, 2006
7127200 Developing roller, electrophotographic process cartridge, and electrophotographic image forming apparatus Oct. 24, 2006
7076194 Developing device and image forming apparatus Jul. 11, 2006
7043180 Gear and shaft arrangement for an image forming device May. 9, 2006
7003249 Developing apparatus including agitating member Feb. 21, 2006
6991885 Non-magnetic one-component toner, non-magnetic one-component contact developing device and image-forming apparatus Jan. 31, 2006
6990308 Image forming device, print cartridge and doctor blade assembly that reduce vibrations at doctoring media nip Jan. 24, 2006
6973282 Device for transporting toners to/from a toner deposition unit in an electrophotographic printing or copying device Dec. 6, 2005
6970671 Image forming apparatus Nov. 29, 2005
6947689 Image forming apparatus Sep. 20, 2005
6934496 Developing device conveying toner using a traveling-wave electric field and image forming apparatus using same Aug. 23, 2005
6925269 Developing apparatus Aug. 2, 2005
6816694 Developer apparatus and image forming apparatus Nov. 9, 2004
6704529 Image forming apparatus having improved driving arrangement Mar. 9, 2004
6697592 Developing device, and image forming device having the same Feb. 24, 2004
6687476 Developer-carrying member, method for regeneration thereof and developing apparatus Feb. 3, 2004
6674986 Insulated journals for a donor roll Jan. 6, 2004
6665510 Apparatus and method for reducing ghosting defects in a printing machine Dec. 16, 2003
6593048 Two-component developer, and image forming apparatus and image forming method using the developer Jul. 15, 2003
6512909 Image forming process and apparatus and control method thereof Jan. 28, 2003
6489073 Method and device for developing electrostatic latent images Dec. 3, 2002
6473578 Developing apparatus Oct. 29, 2002
6468706 Two-component developer, container filled with the two-component developer, and image formation apparatus Oct. 22, 2002
6466755 Image forming apparatus which a developing roll is capable of contacting with and spacing from Oct. 15, 2002
6370350 Method for developing electrostatic latent image and developing roller and developing device therefor Apr. 9, 2002
6292645 Apparatus and method for minimizing the halo effect in an electrostatographic printing system Sep. 18, 2001
6256471 Image developing device and image forming apparatus Jul. 3, 2001
6253053 Enhanced phenolic developer roll sleeves Jun. 26, 2001
6240268 Gap retaining member and developing device employing the same May. 29, 2001
6175709 Toner support and image forming apparatus Jan. 16, 2001
6175707 Integrated toner transport/toner charging device Jan. 16, 2001
6173146 Developer cylinder and drive gear arrangement Jan. 9, 2001
6173145 Developing apparatus with drive mechanism for developer bearing body Jan. 9, 2001
6163669 Image forming apparatus Dec. 19, 2000
6137979 Toner transport using superimposed traveling electric potential waves Oct. 24, 2000
6125253 Image forming apparatus having drive mechanism for photosensitive drum and developing roller Sep. 26, 2000
6122473 Developer carrying member for carrying developer, apparatus unit detachably mountable on the main assembly of image forming apparatus, and image-forming apparatus Sep. 19, 2000
6104904 Reproduction machine including a pneumatically coupled sonic toner release development apparatus Aug. 15, 2000
6104903 Developing device Aug. 15, 2000
6097918 Image forming apparatus Aug. 1, 2000

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