Inventor · disambiguated record
Kazumi Sekine
Also filed as: SEKINE KAZUMI
33 granted patents·2,290 citations·filing 1981–2002
98Inventor score
Files withCANON KK33
Top patents by PatentIndex Score
33 records- 0199US5404198AProcess cartridge and image forming apparatusCANON KK·Filed 1992·Granted Apr 4, 1995·124 cites·59 claims
- 0299US5331372AProcess cartridge and image forming apparatus on which process cartridge is mountableCANON KK·Filed 1992·Granted Jul 19, 1994·135 cites·33 claims
- 0398US5809374AProcess cartridge including a seal member formed from a liquid-foam materialCANON KK·Filed 1996·Granted Sep 15, 1998·127 cites·15 claims
- 0498US5669042AImage forming system having means to support at least one component of a process cartridgeCANON KK·Filed 1994·Granted Sep 16, 1997·128 cites·88 claims
- 0598US5659847AProcess cartridge having positioning member for positioning optical deviceCANON KK·Filed 1992·Granted Aug 19, 1997·110 cites·40 claims
- 0698US5623328AProcess cartridge and image forming system on which process cartridge is mountableCANON KK·Filed 1994·Granted Apr 22, 1997·146 cites·45 claims
- 0798US5583613AImage forming systemCANON KK·Filed 1994·Granted Dec 10, 1996·97 cites·45 claims
- 0898US5488459AImage bearing member having an asymmetrically weighted base, process cartridge and image forming apparatusCANON KK·Filed 1993·Granted Jan 30, 1996·113 cites·33 claims
- 0998US5475470AProcess cartridge and image forming system on which the process cartridge is mountable using a handgripCANON KK·Filed 1994·Granted Dec 12, 1995·109 cites·34 claims
- 1097US5926672APhotosensitive drum provided in an image forming apparatus including helical gears disposed at an end of the drumCANON KK·Filed 1996·Granted Jul 20, 1999·101 cites·70 claims
- 1197US5828928AProcess cartridge mountable in an image forming system and a method for assembling a cleaning deviceCANON KK·Filed 1995·Granted Oct 27, 1998·114 cites·32 claims
- 1297US5602623APhotosensitive drum provided in an image forming apparatus including gears disposed at an end of drumCANON KK·Filed 1995·Granted Feb 11, 1997·108 cites·21 claims
- 1397US5510878AProcess cartridge and image forming systemCANON KK·Filed 1995·Granted Apr 23, 1996·112 cites·46 claims
- 1497US5475467ASealing member, and process cartridge and image forming apparatus using sameCANON KK·Filed 1994·Granted Dec 12, 1995·68 cites·20 claims
- 1597US5470635ABlade member having a flat-surface side and an angled-surface sideCANON KK·Filed 1993·Granted Nov 28, 1995·126 cites·31 claims
- 1696US5608509AProcess cartridge with blade member having a flat-surface side and an angled-surface sideCANON KK·Filed 1995·Granted Mar 4, 1997·109 cites·37 claims
- 1795US5697021ASealing member featuring a compressable seal portion, and process cartridge and image forming apparatus using sameCANON KK·Filed 1995·Granted Dec 9, 1997·66 cites·29 claims
- 1893US5537187AProcess cartridge having a frame connecting member with a guide portion, and image forming apparatus using sameCANON KK·Filed 1994·Granted Jul 16, 1996·49 cites·32 claims
- 1992US5768660ACharging device and process cartridgeCANON KK·Filed 1996·Granted Jun 16, 1998·61 cites·40 claims
- 2086US6009289AProcess cartridge, developer container, waste developer container, method for assembling process cartridge, method for replenishing developer in process cartridgeCANON KK·Filed 1997·Granted Dec 28, 1999·39 cites·42 claims
- 2186US5650820AHand recording apparatus and movement guide thereforCANON KK·Filed 1996·Granted Jul 22, 1997·54 cites·15 claims
- 2283US5828929AImage forming system and process cartridge having particular arrangement of electrical contactsCANON KK·Filed 1997·Granted Oct 27, 1998·34 cites·88 claims
- 2379US6856775B2Remanufacturing method for a process cartridge and process cartridge having a drum, a drum frame, a developing frame, a developer frame, side covers, an image transfer opening, and a drum supporting shaftCANON KK·Filed 2002·Granted Feb 15, 2005·18 cites·10 claims
- 2473US4984916ARecording apparatus having a platen rotatable between positions in which the platen faces and is separated from a recording headCANON KK·Filed 1989·Granted Jan 15, 1991·20 cites·4 claims
- 2572US6788908B2Process cartridge remanufacturing method, disassembling method and assembling method, positioning and connecting apparatus and process cartridgeCANON KK·Filed 2002·Granted Sep 7, 2004·13 cites·23 claims
- 2672US4772146ARecording apparatus with a platen detachably incorporated thereinCANON KK·Filed 1986·Granted Sep 20, 1988·19 cites·5 claims
- 2765US5708925ADeveloping agent supply container, process cartridge, and electrophotographic image forming apparatusCANON KK·Filed 1996·Granted Jan 13, 1998·17 cites·31 claims
- 2862US4698783AElectronic equipment calendar and random daily message generatorCANON KK·Filed 1986·Granted Oct 6, 1987·20 cites·10 claims
- 2956US4567354AElectronic instrumentCANON KK·Filed 1985·Granted Jan 28, 1986·18 cites·7 claims
- 3046US4535416AElectronic compact function calculatorCANON KK·Filed 1984·Granted Aug 13, 1985·15 cites·2 claims
- 3145US4810860AElectronic instrumentCANON KK·Filed 1987·Granted Mar 7, 1989·10 cites·7 claims
- 3244US4711992AElectronic instrumentCANON KK·Filed 1985·Granted Dec 8, 1987·10 cites·7 claims
- 3331US4398460APrinterCANON KK·Filed 1981·Granted Aug 16, 1983·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →