Inventor · disambiguated record
Yutaka Ban
Also filed as: BAN YUTAKA
90 granted patents·8 pending applications·3,407 citations·filing 1989–2020
99Inventor score
Top patents by PatentIndex Score
98 records- 0199US9046820B1Sealing member, toner accommodating container and image forming apparatusCANON KK·Filed 2014·Granted Jun 2, 2015·22 cites·24 claims
- 0299US7647012B2Sealing member, toner accommodating container and image forming apparatusCANON KK·Filed 2008·Granted Jan 12, 2010·33 cites·40 claims
- 0399US7412192B2Developer supply containerCANON KK·Filed 2007·Granted Aug 12, 2008·55 cites·14 claims
- 0499US7203449B2Toner supplying container and image forming apparatusCANON KK·Filed 2005·Granted Apr 10, 2007·41 cites·6 claims
- 0599US7127193B2Sealing member, toner accommodating container and image forming apparatusCANON KK·Filed 2005·Granted Oct 24, 2006·47 cites·15 claims
- 0699US6879789B2Sealing member, toner accommodating container and image forming apparatusCANON KK·Filed 2002·Granted Apr 12, 2005·96 cites·17 claims
- 0799US6766133B1Toner supplying container with shutter and related rotatable member feature and image forming apparatus using sameCANON KK·Filed 2000·Granted Jul 20, 2004·106 cites·42 claims
- 0899US6438345B1Toner supplying container and image forming apparatusCANON KK·Filed 2000·Granted Aug 20, 2002·149 cites·26 claims
- 0998US7970321B2Sealing member, toner accommodating container and image forming apparatusCANON KK·Filed 2010·Granted Jun 28, 2011·17 cites·12 claims
- 1098US7957679B2Developer supply containerCANON KK·Filed 2010·Granted Jun 7, 2011·21 cites·31 claims
- 1198US7881645B2Sealing member, toner accommodating container and image forming apparatusCANON KK·Filed 2010·Granted Feb 1, 2011·19 cites·10 claims
- 1298US7433633B2Toner supply container having a coupling member for engaging and receiving a rotational force from a cylindrical memberCANON KK·Filed 2006·Granted Oct 7, 2008·25 cites·3 claims
- 1398US7430384B2Sealing member, toner accommodating container and image forming apparatusCANON KK·Filed 2005·Granted Sep 30, 2008·23 cites·116 claims
- 1498US7386250B2Toner supply container and electrophotographic image forming apparatusCANON KK·Filed 2005·Granted Jun 10, 2008·35 cites·1 claims
- 1598US7386251B2Toner supply container including a coupling member for engaging and receiving a driving force from a cylindrical memberCANON KK·Filed 2006·Granted Jun 10, 2008·30 cites·8 claims
- 1698US7382997B2Sealing member, toner accommodating container and image forming apparatusCANON KK·Filed 2005·Granted Jun 3, 2008·29 cites·58 claims
- 1798US7376369B2Sealing member, toner accommodating container and image forming apparatusCANON KK·Filed 2006·Granted May 20, 2008·27 cites·2 claims
- 1898US7324777B2Sealing member, toner accommodating container and image forming apparatusCANON KK·Filed 2006·Granted Jan 29, 2008·30 cites·4 claims
- 1998US6990301B2Sealing member, toner accommodating container and image forming apparatusCANON KK·Filed 2003·Granted Jan 24, 2006·58 cites·11 claims
- 2098US6944417B2Toner supply container and image forming apparatusCANON KK·Filed 2004·Granted Sep 13, 2005·75 cites·5 claims
- 2198US6266505B1Toner supply container and electrophotographic image forming apparatusCANON KK·Filed 1998·Granted Jul 24, 2001·113 cites·34 claims
- 2298US6128453AToner supply container detachably mountable to a main assembly of an electrophotographic image forming apparatus and a sealing member usable with the toner supply containerCANON KK·Filed 1998·Granted Oct 3, 2000·126 cites·47 claims
- 2398US5870652ADeveloper cartridge featuring a developer replenishment hole and removable cap having a gripping member for sealing the hole and a remanufacturing method using the sameCANON KK·Filed 1994·Granted Feb 9, 1999·100 cites·11 claims
- 2498US5579101ADeveloper cartridge and developing apparatusCANON KK·Filed 1994·Granted Nov 26, 1996·138 cites·42 claims
- 2597US8649711B2Developer supply containerNAKAJIMA NOBUO·Filed 2012·Granted Feb 11, 2014·20 cites·5 claims
- 2697US7577385B2Toner supplying container and image forming apparatusCANON KK·Filed 2008·Granted Aug 18, 2009·19 cites·6 claims
- 2797US7242893B2Developer supply containerCANON KK·Filed 2004·Granted Jul 10, 2007·90 cites·20 claims
- 2897US6934494B2Driving force receiving member and driving mechanismCANON KK·Filed 2001·Granted Aug 23, 2005·48 cites·39 claims
- 2997US4931838ADeveloping apparatus and process cartridge having the sameCANON KK·Filed 1989·Granted Jun 5, 1990·68 cites·42 claims
- 3096US7116931B2Toner supply container and image forming apparatusCANON KK·Filed 2005·Granted Oct 3, 2006·19 cites·2 claims
- 3196US7079788B2Developer cartridge and image forming apparatusCANON KK·Filed 2001·Granted Jul 18, 2006·76 cites·18 claims
- 3296US6920298B2Sealing member, toner accommodating container and image forming apparatusCANON KK·Filed 2003·Granted Jul 19, 2005·96 cites·42 claims
- 3396US6131008ADeveloper cartridge featuring a stirring member with free stirring blade end portionsCANON KK·Filed 1998·Granted Oct 10, 2000·83 cites·15 claims
- 3496US5351728ADeveloper cartridgeCANON KK·Filed 1993·Granted Oct 4, 1994·70 cites·6 claims
- 3595US7836921B2Powder filling apparatus, powder filling method and process cartridgeCANON KK·Filed 2007·Granted Nov 23, 2010·39 cites·19 claims
- 3695US7764909B2Developer supply containerCANON KK·Filed 2008·Granted Jul 27, 2010·10 cites·36 claims
- 3795US6014536AToner supply mechanism having locking means for locking a shutter member and a toner supply container having projections for releasable locking a hopper shutter memberCANON KK·Filed 1996·Granted Jan 11, 2000·96 cites·33 claims
- 3894US7965963B2Sealing member, toner accommodating container and image forming apparatusCANON KK·Filed 2010·Granted Jun 21, 2011·6 cites·16 claims
- 3994US7796923B2Developer supply containerCANON KK·Filed 2008·Granted Sep 14, 2010·9 cites·85 claims
- 4094US7430390B2Toner supplying container and image forming apparatusCANON KK·Filed 2007·Granted Sep 30, 2008·12 cites·8 claims
- 4194US7039347B2Toner supply container and image forming apparatusCANON KK·Filed 2002·Granted May 2, 2006·40 cites·20 claims
- 4294US6968139B2Toner supply container and electrophotographic image forming apparatusCANON KK·Filed 2003·Granted Nov 22, 2005·41 cites·27 claims
- 4394US6594458B2Toner supply container and electrophotographic image forming apparatusCANON KK·Filed 2001·Granted Jul 15, 2003·38 cites·42 claims
- 4493US8045901B2Sealing member, toner accommodating container and image forming apparatusCANON KK·Filed 2010·Granted Oct 25, 2011·4 cites·3 claims
- 4593US7050728B2Developer supply container detachably mountable to image forming apparatus detecting the amount of developer remaining in the containerCANON KK·Filed 2004·Granted May 23, 2006·42 cites·9 claims
- 4693US6792228B2Toner supply container and electrophotographic image forming apparatusCANON KK·Filed 2003·Granted Sep 14, 2004·30 cites·25 claims
- 4793US6418290B1Developer agitating sheet and developer containerCANON KK·Filed 2000·Granted Jul 9, 2002·70 cites·15 claims
- 4893US5268722ADetachable developer supply container having means for selectively prohibiting detachmentCANON KK·Filed 1991·Granted Dec 7, 1993·55 cites·15 claims
- 4993US4981218ADeveloper cartridgeCANON KK·Filed 1990·Granted Jan 1, 1991·80 cites·7 claims
- 5092US8290394B2Sealing member, toner accommodating container and image forming apparatusYAMADA YUSUKE·Filed 2011·Granted Oct 16, 2012·4 cites·6 claims
Showing the top 50 of 98 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →