MITSUBISHI KAGAKU IMAGING CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G03G ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY 4247
 
  
 
B01D SEPARATION 1133
 
  
 
B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 155
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
B41J TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS 1101
 
  
 
C07D HETEROCYCLIC COMPOUNDS 1161
 
  
 
H01B CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING, OR DIELECTRIC PROPERTIES 173
 
  
 
0805 OTHER TOOLS AND IMPLEMENTS131
 
  
 
0808 FASTENING, SUPPORTING OR MOUNTING DEVICES NOT INCLUDED IN OTHER CLASSES119

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9304485 Devices and methods for remanufacturing printer cartridgesMar 16, 13Apr 05, 16[G03G]
D749382 Tool for printer cartridgeFeb 10, 14Feb 16, 16[0805]
9217490 Devices and methods for remanufacturing printer cartridgesAug 21, 14Dec 22, 15[G03G, F16H]
9025996 Methods and devices for remanufacturing printer cartridge componentsJul 25, 13May 05, 15[G03G]
8938183 Doctor blade assembly and alignment methodMar 15, 13Jan 20, 15[G03G]
8938184 Methods and devices for remanufacturing printer cartridge componentsJul 08, 13Jan 20, 15[G03G]
8855529 Devices and methods for remanufacturing toner printer cartridgesSep 23, 11Oct 07, 14[G03G]
8463155 Methods and devices for remanufacturing printer cartridgesJul 11, 12Jun 11, 13[G03G]
8422911 Retaining clip for printer cartridgeApr 28, 11Apr 16, 13[G03G]
8369741 Methods and devices for sealing toner opening ports of printer cartridgesApr 30, 10Feb 05, 13[G03G]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2014/0165,761 Drive transmission part for image forming apparatusAbandonedDec 16, 13Jun 19, 14[F16H]
8580471 Bio-toner containing bio-resin, method for making the same, and method for printing with bio-toner containing bio-resinExpiredMar 19, 10Nov 12, 13[G03G]
8543032 Devices and methods for remanufacturing printer cartridgesExpiredMay 04, 11Sep 24, 13[G03G]
8528210 Universal magnet roller press apparatus, assembly, and methodExpiredAug 18, 10Sep 10, 13[B41F, B21D]
8483592 Methods and devices for remanufacturing printer cartridgesExpiredJul 11, 12Jul 09, 13[G03G]
8478160 Methods and devices for remanufacturing printer cartridgesExpiredJul 11, 12Jul 02, 13[G03G]
8374524 Retaining clip for printer cartridgeExpiredAug 17, 10Feb 12, 13[G03G]
2012/0295,196 Bio-toner containning bio-resin, method for making the same, and method for printing with bio-toner containing bio-resinAbandonedMay 16, 12Nov 22, 12[B82Y, G03G]
8005396 Methods and apparatus for remanufacturing toner cartridgesExpiredAug 17, 07Aug 23, 11[G03G]
7676173 Methods and apparatus for remanufacturing toner cartridgesExpiredApr 28, 09Mar 09, 10[G03G]
7647002 Drum removal apparatus and methodsExpiredAug 26, 08Jan 12, 10[G03G]
2009/0257,774 Methods for increasing printer cartridge compatibilityAbandonedApr 13, 09Oct 15, 09[G03G]
7546062 Methods and apparatus for remanufacturing toner cartridgesExpiredNov 14, 06Jun 09, 09[G03G]
7260346 Developer cartridge with a geometry configured to open and close a shutterExpiredMay 20, 05Aug 21, 07[G03G]
6950621 Developer cartridge including RIM configured to open and to close a shutter or an image forming apparatusExpiredNov 19, 03Sep 27, 05[G03G]
2005/0189,880 Gas-slip prepared reduced surface defect optical photoconductor aluminum alloy tubeAbandonedMar 01, 04Sep 01, 05[B21F, G03G]
6907205 Coupling arrangement including drum and flangeExpiredMay 30, 03Jun 14, 05[G03G]
6788909 Coupling arrangement including drum, flange, and connectorExpiredMay 30, 03Sep 07, 04[G03G]
6470158 Weighted noise reducing device for photosensitive drum of an image forming apparatusExpiredDec 22, 00Oct 22, 02[G03G]
6399264 Developer for electrostatic latent imageExpiredOct 25, 00Jun 04, 02[G03G]

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