Inventor · disambiguated record
Isao Ikemoto
Also filed as: IKEMOTO ISAO
84 granted patents·1 pending application·6,302 citations·filing 1979–2009
99Inventor score
Top patents by PatentIndex Score
85 records- 0199US7403733B2Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2007·Granted Jul 22, 2008·68 cites·14 claims
- 0299US6330409B1Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2000·Granted Dec 11, 2001·107 cites·10 claims
- 0399US5966566ARecycle method for process cartridge and image forming apparatusCANON KK·Filed 1997·Granted Oct 12, 1999·235 cites·33 claims
- 0499US5543898AProcess cartridge, method for assembling process cartridge and image forming apparatusCANON KK·Filed 1994·Granted Aug 6, 1996·182 cites·83 claims
- 0599US5500714AProcess cartridge, method for assembling process cartridge and image forming appararatusCANON KK·Filed 1994·Granted Mar 19, 1996·200 cites·84 claims
- 0699US5463446ARotary member a process cartridge and an assembling method for rolling membersCANON KK·Filed 1993·Granted Oct 31, 1995·190 cites·17 claims
- 0799US5404198AProcess cartridge and image forming apparatusCANON KK·Filed 1992·Granted Apr 4, 1995·124 cites·59 claims
- 0899US5331372AProcess cartridge and image forming apparatus on which process cartridge is mountableCANON KK·Filed 1992·Granted Jul 19, 1994·135 cites·33 claims
- 0999US5294960ADetachable two-frame process cartridge for an image forming apparatusCANON KK·Filed 1993·Granted Mar 15, 1994·144 cites·56 claims
- 1098US7092655B2Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2005·Granted Aug 15, 2006·51 cites·31 claims
- 1198US6999696B2Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2005·Granted Feb 14, 2006·52 cites·40 claims
- 1298US6400914B1Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 1997·Granted Jun 4, 2002·196 cites·85 claims
- 1398US6169866B1Process cartridge and electrophotographic image forming apparatusCANON KK·Filed 1997·Granted Jan 2, 2001·120 cites·54 claims
- 1498US6075957AProcess cartridge and electrophotographic image forming apparatusCANON KK·Filed 1998·Granted Jun 13, 2000·121 cites·25 claims
- 1598US6029032AProcess cartridge and electrophotographic image forming apparatusCANON KK·Filed 1997·Granted Feb 22, 2000·169 cites·81 claims
- 1698US6006058AProcess cartridge and electrophotographic image forming apparatus having an improved driving systemCANON KK·Filed 1997·Granted Dec 21, 1999·154 cites·61 claims
- 1798US5809374AProcess cartridge including a seal member formed from a liquid-foam materialCANON KK·Filed 1996·Granted Sep 15, 1998·127 cites·15 claims
- 1898US5689774AProcess cartridge and image forming apparatus using such a process cartridgeCANON KK·Filed 1996·Granted Nov 18, 1997·122 cites·27 claims
- 1998US5669042AImage 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
- 2098US5659847AProcess cartridge having positioning member for positioning optical deviceCANON KK·Filed 1992·Granted Aug 19, 1997·110 cites·40 claims
- 2198US5640650AProcess cartridge including a spaced rolling members support feature and image forming apparatus using the sameCANON KK·Filed 1995·Granted Jun 17, 1997·152 cites·31 claims
- 2298US5623328AProcess cartridge and image forming system on which process cartridge is mountableCANON KK·Filed 1994·Granted Apr 22, 1997·146 cites·45 claims
- 2398US5583613AImage forming systemCANON KK·Filed 1994·Granted Dec 10, 1996·97 cites·45 claims
- 2498US5488459AImage bearing member having an asymmetrically weighted base, process cartridge and image forming apparatusCANON KK·Filed 1993·Granted Jan 30, 1996·113 cites·33 claims
- 2598US5475470AProcess 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
- 2698US5345294AProcess cartridge and image forming apparatus using sameCANON KK·Filed 1992·Granted Sep 6, 1994·127 cites·32 claims
- 2798US5223893AProcess cartridge detachably mountable to image forming apparatusCANON KK·Filed 1990·Granted Jun 29, 1993·105 cites·38 claims
- 2898US5151734AProcess cartridge detachably mountable to image forming apparatus featuring a peripherally supported image bearing drumCANON KK·Filed 1990·Granted Sep 29, 1992·114 cites·24 claims
- 2997US7489885B2Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2007·Granted Feb 10, 2009·16 cites·26 claims
- 3097US6070028AProcess cartridge, electrophotographic image forming apparatus and coupling therebetweenCANON KK·Filed 1997·Granted May 30, 2000·114 cites·37 claims
- 3197US5926672APhotosensitive 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
- 3297US5828928AProcess 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
- 3397US5617579AProcess cartridge, method for assembling process cartridge and image forming apparatusCANON KK·Filed 1995·Granted Apr 1, 1997·117 cites·33 claims
- 3497US5602623APhotosensitive 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
- 3597US5510878AProcess cartridge and image forming systemCANON KK·Filed 1995·Granted Apr 23, 1996·112 cites·46 claims
- 3697US5470635ABlade member having a flat-surface side and an angled-surface sideCANON KK·Filed 1993·Granted Nov 28, 1995·126 cites·31 claims
- 3797US5208634AProcess cartridge detachably mountable to image forming apparatus featuring an injectable sealing memberCANON KK·Filed 1991·Granted May 4, 1993·93 cites·30 claims
- 3896US7630661B2Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2008·Granted Dec 8, 2009·12 cites·20 claims
- 3996US5937237ASeal member, toner container and process cartridgeCANON KK·Filed 1997·Granted Aug 10, 1999·90 cites·62 claims
- 4096US5907749AProcess cartridge and image forming apparatus usable therewithCANON KK·Filed 1997·Granted May 25, 1999·65 cites·99 claims
- 4196US5608509AProcess 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
- 4296US5581325AProcess cartridge having an electroconductive grounding member and an image forming apparatus using such a process cartridgeCANON KK·Filed 1994·Granted Dec 3, 1996·70 cites·19 claims
- 4396US4386838AComponent mounting arrangement for electrostatic recording apparatusKONISHIROKU PHOTO IND·Filed 1981·Granted Jun 7, 1983·52 cites·2 claims
- 4495US7231161B2Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2006·Granted Jun 12, 2007·12 cites·6 claims
- 4595US6101348ADeveloping unit, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 1998·Granted Aug 8, 2000·78 cites·39 claims
- 4695US5774766AProcess cartridge, process cartridge assembly method, and electrophotographic image forming apparatusCANON KK·Filed 1996·Granted Jun 30, 1998·76 cites·45 claims
- 4795US5749027AProcess cartridge, process cartridge assembly method, and image forming apparatusCANON KK·Filed 1996·Granted May 5, 1998·79 cites·45 claims
- 4894US7660545B2Coupling part, photosensitive drum, process cartridge and electrophotographic image forming apparatusCANON KK·Filed 2008·Granted Feb 9, 2010·9 cites·17 claims
- 4994US5920752AProcess cartridge including a toner frame swingably coupled with a drum frame feature and a grip feature, and an apparatus using the sameCANON KK·Filed 1996·Granted Jul 6, 1999·69 cites·43 claims
- 5094US5890036AProcess cartridge, process cartridge assembly method, and image forming apparatusCANON KK·Filed 1996·Granted Mar 30, 1999·71 cites·42 claims
Showing the top 50 of 85 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →