Patents
Sitemap › G03 - Photography; Cinematography; Analogous techniques using waves other than optical waves; Electrography; Holography › G03G - Electrography; Electrophotography; Magnetography
More topics under "G03G - Electrography; Electrophotography; Magnetography" (198,895)
G03G 11 - Selection of substances for use as fixing agents (216)
G03G 13 - Electrographic processes using a charge pattern (6,148)
G03G 15 - Apparatus for electrographic processes using a charge pattern (115,618)
G03G 16 - Electrographic processes using deformation of thermoplastic layers; Apparatus therefor (164)
G03G 17 - Electrographic processes using patterns other than charge patterns, e.g. an electric conductivity pattern; Processes involving a migration; E.g. photoelectrophoresis, photoelectrosolography; Processes involving a selective transfer, e.g. electrophoto-adhesive processes; Apparatus essentially involving a single such process (847)
G03G 19 - Processes using magnetic patterns; Apparatus therefor (443)
G03G 21 - Arrangements not provided for by groups , e.g. cleaning, elimination of residual charge (34,276)
G03G 5 - Recording-members for original recording by exposure e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor (15,021)
G03G 7 - Selection of materials for use in image-receiving members, i.e. for reversal by physical contact; Manufacture thereof (2,965)
G03G 8 - Layers covering the final reproduction, e.g. for protecting, for writing thereon (449)
G03G 9 - Developers (22,748)
Patents for G03G - Electrography; Electrophotography; Magnetography (118)
05/2013
05/01/2013CN102314104B Toner, developer, toner charged container, process cartridge, image forming apparatus, and image forming method
10/2012
10/02/2012CA2560766C Digital printing of polymer-coated paper or board
04/2012
04/11/2012EP1701220B1 Toner and developer, toner charged container, process cartridge, image forming apparatus and method of image forming
02/2012
02/29/2012EP2423755A1 Toner, developer,image forming apparatus and image forming method
01/2012
01/11/2012CN102314104A Toner, developer, toner charged container, process cartridge, image forming apparatus, and image forming method
12/2011
12/07/2011CN1864106B 酞菁氧钛电荷产生材料的制备方法及其装置 Titanyl phthalocyanine charge generating material preparation methods and apparatus
10/2011
10/26/2011CN1853143B Toner, developer, toner container, process cartridge, image forming apparatus and image forming method
08/2011
08/16/2011US7998650 Method for preparing oxytitanium phthalocyanine charge generating material and the new-type oxytitanium phthalocyanine charge generating material therefrom
08/02/2011US7989054 Digital printing of polymer-coated paper or board
06/2011
06/29/2011EP1673664B1 Method for preparing oxytitanium phthalocyanine charge generating material
10/2010
10/12/2010US7812154 homogeneously mixing oxytitanium phthalocyanine crude organic solvent while microwave energy and ultrasonic wave energy are applied thereto, then reacting; heat resistance; photoconductors
06/2010
06/24/2010US20100159215 Digital printing of polymer-coated paper or board
04/2010
04/13/2010US7695772 Digital printing of polymer-coated paper or board
07/2009
07/21/2009CA2539631C Toner, and, developer, toner container, process cartridge, image forming apparatus and image forming method
04/2009
04/21/2009US7521164 Excellent in both of offset resistance flowability, transferability, fixing ability, hot offset property, image quality, and anti-heat preservability; glass-transition temperature of toner from 30 to 46 degrees C. and resin glass transition temperature from 50 to 70 degree C. polyester fine resin,
12/2008
12/11/2008WO2005029194A3 Remanufactured toner cartridge having modified roller section
12/03/2008CN100440043C Method for preparing oxytitanium phthalocyanine charge generating material and the new-type oxytitanium phthalocyanine charge generating material therefrom
12/02/2008US7459254 Copiers, laser printers, plain paper facsimiles, color PPC, color laser printers, color facsimiles or multifunctional devices; can achieve oilless fixing that prevents offset without using oil while maintaining high OHP transmittance; can eliminate spent of toner components on a carrier to make life long
10/2008
10/30/2008US20080268366 Toner, and, developer, toner container, process cartridge, image forming apparatus and image forming method
10/29/2008EP1673664A4 Method for preparing oxytitanium phthalocyanine chartge generating material and apparatus for preparing the same
08/2008
08/27/2008CN100414461C Image forming apparatus
05/2008
05/20/2008US7376365 Method and device for preventing unwanted transfer of toner with a cleaning station and a cleaning device in a transfer printing station of an electrographic printing machine
05/20/2008US7374851 Toner, and, developer, toner container, process cartridge, image forming apparatus and image forming method
04/2008
04/23/2008EP1685448A4 Grounding plate assembly for a drum in an image forming apparatus
08/2007
08/02/2007US20070178285 Digital printing of polymer-coated paper or board
05/2007
05/31/2007US20070122725 Method for preparing oxytitanium phthalocyanine chartge generating material and apparatus for preparing the same
05/17/2007US20070111132 Method for preparing oxytitanium phthalocyanine charge generating meterial and the new-type oxytitanium phthalocyanine charge generating material therefrom
05/17/2007US20070111124 Toner and two-component developer
02/2007
02/28/2007EP1756674A1 Digital printing of polymer-coated paper or board
12/2006
12/20/2006CN1882884A Toner and binary developer
11/2006
11/15/2006CN1864106A Method for preparing oxytitanium phthalocyanine chartge generating material and apparatus for preparing the same
11/15/2006CN1864105A Method for preparing oxytitanium phthalocyanine charge generating material and the new-type oxytitanium phthalocyanine charge generating material therefrom
10/2006
10/25/2006CN1853143A Toner, developer, toner container, process cartridge, image forming apparatus and image forming method
09/2006
09/14/2006US20060204883 Toner, and, developer, toner container, process cartridge, image forming apparatus and image forming method
09/13/2006EP1701220A2 Toner and developer, toner charged container, process cartridge, image forming apparatus and method of image forming
08/2006
08/02/2006EP1685448A2 Grounding plate assembly for a drum in an image forming apparatus
06/2006
06/28/2006EP1673665A2 Method for preparing oxytitanium phthalocyanine charge generating material and the new-type oxytitanium phthalocyanine charge generating material therefrom
06/28/2006EP1673664A2 Method for preparing oxytitanium phthalocyanine chartge generating material and apparatus for preparing the same
03/2006
03/28/2006US7020410 Grounding plate assembly for a drum in an image forming apparatus
01/2006
01/31/2006US6991884 Chemically prepared toner and process therefor
01/19/2006US20060013601 Method and device for minimizing unwanted transfer of toner in a transfer printing station of an electrographic printing machine
01/10/2006US6985683 Method of mitigating toner damage in high speed contact developing with end seal
12/2005
12/29/2005WO2005124469A1 Digital printing of polymer-coated paper or board
10/2005
10/26/2005EP1588222A2 Remanufactured toner cartridge having modified roller section
10/19/2005CN1685290A 成像设备 Imaging Equipment
10/13/2005WO2005047984A3 High speed contact developing with end seal
09/2005
09/20/2005CA2414906C Device for increasing the density of laser prints
09/15/2005WO2005057292A3 Grounding plate assembly for a drum in an image forming apparatus
08/2005
08/18/2005WO2005050328A3 Toner and binary developer
07/2005
07/28/2005WO2005033803A3 Method for preparing oxytitanium phthalocyanine chartge generating material and apparatus for preparing the same
07/26/2005US6921892 Electrostatic imager
07/07/2005WO2005047985A3 Chemically prepared toner and process therefor
07/05/2005US6915086 Device for increasing the density of laser prints
06/2005
06/29/2005EP1546815A2 Image forming apparatus with drive means for mounting a process cartridge
06/23/2005WO2005057292A2 Grounding plate assembly for a drum in an image forming apparatus
06/23/2005CA2543742A1 Grounding plate assembly for a drum in an image forming apparatus
06/14/2005US6907210 Remanufactured toner cartridge having modified roller section
06/02/2005WO2005050328A2 Toner and binary developer
05/2005
05/26/2005WO2005047985A2 Chemically prepared toner and process therefor
05/26/2005WO2005047984A2 High speed contact developing with end seal
05/26/2005WO2005033804A3 Method for preparing oxytitanium phthalocyanine charge generating material and the new-type oxytitanium phthalocyanine charge generating material therefrom
05/26/2005US20050111870 Grounding plate assembly for a drum in an image forming apparatus
05/19/2005WO2005031469A3 Toner, and developer, toner charged container, process cartridge, image forming apparatus and method of image forming
05/10/2005US6892033 Image forming apparatus having apparatus main assembly and a process cartridge including non-contact memory performing non-contact data communication with the apparatus main assembly
05/05/2005US20050095030 High speed contact developing with end seal
05/04/2005EP1527375A2 Method and device for minimizing unwanted transfer of toner in a transfer printing station of an electrographic printing machine
04/2005
04/14/2005WO2005033804A2 Method for preparing oxytitanium phthalocyanine charge generating material and the new-type oxytitanium phthalocyanine charge generating material therefrom
04/14/2005WO2005033803A2 Method for preparing oxytitanium phthalocyanine chartge generating material and apparatus for preparing the same
04/07/2005WO2005031469A2 Toner, and developer, toner charged container, process cartridge, image forming apparatus and method of image forming
03/2005
03/31/2005WO2005029194A2 Remanufactured toner cartridge having modified roller section
03/17/2005US20050058469 Remanufactured toner cartridge having modified roller section
12/2004
12/16/2004WO2004061527A3 Electrostatic imager
07/2004
07/22/2004WO2004061527A2 Electrostatic imager
07/15/2004US20040137348 for electrophotographic printers and method of using with a unique polymeric dispersant; toner includes agglomerated polymeric dispersant stabilized pigment particles, a fuser release agent, a charge control agent dispersion
07/15/2004US20040136751 Image forming apparatus
06/2004
06/24/2004US20040118991 Electrostatic imager
05/2004
05/27/2004WO2004029724A3 Image forming apparatus with drive means for mounting a process cartridge
05/13/2004WO2004040380A1 Manufacture of heat fuser roll
04/2004
04/08/2004WO2004029724A2 Image forming apparatus with drive means for mounting a process cartridge
04/08/2004WO2004013701A3 Method and device for minimizing unwanted transfer of toner in a transfer printing station of an electrographic printing machine
02/2004
02/12/2004WO2004013701A2 Method and device for minimizing unwanted transfer of toner in a transfer printing station of an electrographic printing machine
02/12/2004DE10234711A1 Verfahren und Vorrichtung zur Minimierung von unerwünschtem Tonerübertrag in einer Umdruckstation eines elektrografischen Druckgeräts Method and apparatus for minimizing unwanted toner transfer in a transfer printing station of an electrographic printing device
10/2003
10/07/2003US6630196 Applying solution containing polyethylene dioxythiophene doped with polystyrene sulphonate, ethylsilicate and inorganic acid hydrolysis catalyst and heat treating
07/2003
07/23/2003CN1115602C Container for feeding ink powder
07/03/2003US20030122916 Device for increasing the density of laser prints
04/2003
04/09/2003CN1105340C Treatment cassette and method for fitting same
10/2002
10/09/2002CN2515702Y Laser printing manuscript black-increasing device
02/2002
02/26/2002CA2134650C Encapsulated magnetic particles, pigments and carbon black, compositions and methods related thereto
10/2001
10/30/2001US6310351 X-ray imaging system
02/2001
02/13/2001US6187439 Suitable for printing inks, as well as for magnetic recording systems, such as audio and video tapes and magnetic storage disks
07/2000
07/05/2000CN1054215C Producing process for liquid toner composition
05/2000
05/16/2000US6064842 Process cartridge having a conductive member for use in detecting presence of the process cartridge, and image forming apparatus for using such a process cartridge
05/04/2000WO2000005625A3 Image display faceplate on which conductive organic polymeric transparent anti-static film is formed, its solution and its manufacturing method
02/2000
02/03/2000WO2000005625A2 Image display faceplate on which conductive organic polymeric transparent anti-static film is formed, its solution and its manufacturing method
09/1999
09/08/1999EP0641461B1 Encapsulated magnetic particles, pigments and carbon black, compositions and methods related thereto
07/1998
07/29/1998EP0404825B1 Improved liquid toner composition
06/1998
06/13/1998CA2223916A1 A method for the transfer of a toner image in powder form from a transfer member to a substrate
05/1998
05/27/1998CN1182893A Containe for supply ink powder
04/1998
04/28/1998US5745829 Imaging apparatus and intermediate transfer blanket therefor
01/1998
01/21/1998CN1037128C Process cartridge and image forming apparatus for assembling process cartridge
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