Inventor · disambiguated record
Toshiaki Nagashima
Also filed as: NAGASHIMA TOSHIAKI
101 granted patents·12 pending applications·1,737 citations·filing 1987–2025
99Inventor score
Top patents by PatentIndex Score
113 records- 0199US10289060B2Developer supply container and developer supplying systemCANON KK·Filed 2017·Granted May 14, 2019·14 cites·21 claims
- 0299US10209667B2Developer supply container and developer supplying systemCANON KK·Filed 2017·Granted Feb 19, 2019·35 cites·23 claims
- 0399US7848685B2Developer supply container and developer supplying systemCANON KK·Filed 2006·Granted Dec 7, 2010·34 cites·68 claims
- 0499US7412192B2Developer supply containerCANON KK·Filed 2007·Granted Aug 12, 2008·55 cites·14 claims
- 0598US11188009B2Developer supply container and developer supplying systemCANON KK·Filed 2020·Granted Nov 30, 2021·5 cites·27 claims
- 0698US10295957B2Developer supply container and developer supplying systemCANON KK·Filed 2017·Granted May 21, 2019·10 cites·25 claims
- 0798US10203631B2Developer supply container and developer supplying systemCANON KK·Filed 2017·Granted Feb 12, 2019·12 cites·33 claims
- 0898US9753402B2Developer supply container and developer supplying systemCANON KK·Filed 2015·Granted Sep 5, 2017·13 cites·46 claims
- 0998US9354551B2Developer supply container and developer supplying systemCANON KK·Filed 2014·Granted May 31, 2016·17 cites·20 claims
- 1098US9354549B1Developer supply container, developer supplying apparatus and image forming apparatusCANON KK·Filed 2015·Granted May 31, 2016·32 cites·8 claims
- 1198US9354550B2Developer supply container and developer supplying systemCANON KK·Filed 2013·Granted May 31, 2016·16 cites·58 claims
- 1298US9229368B2Developer supply container and developer supplying system having pump operated developer dischargeOKINO AYATOMO·Filed 2011·Granted Jan 5, 2016·35 cites·38 claims
- 1398US8693926B2Developer supply container and developer supplying systemCANON KK·Filed 2013·Granted Apr 8, 2014·16 cites·20 claims
- 1498US8565649B2Developer supply container and developer supplying systemMURAKAMI KATSUYA·Filed 2011·Granted Oct 22, 2013·53 cites·58 claims
- 1598US7957679B2Developer supply containerCANON KK·Filed 2010·Granted Jun 7, 2011·21 cites·31 claims
- 1697US11656560B2Developer supply container and developer supplying systemCANON KK·Filed 2021·Granted May 23, 2023·2 cites·23 claims
- 1797US11487221B2Developer supply container and developer supplying systemCANON KK·Filed 2021·Granted Nov 1, 2022·3 cites·20 claims
- 1897US10754276B2Developer supply container and developer supplying systemCANON KK·Filed 2019·Granted Aug 25, 2020·7 cites·6 claims
- 1997US10520881B2Developer supply container and developer supplying systemCANON KK·Filed 2019·Granted Dec 31, 2019·7 cites·27 claims
- 2097US10514654B2Developer supply container and developer supplying systemCANON KK·Filed 2017·Granted Dec 24, 2019·7 cites·60 claims
- 2197US10496032B2Developer supply container and developer supplying systemCANON KK·Filed 2019·Granted Dec 3, 2019·7 cites·61 claims
- 2297US10488814B2Developer supply container and developer supplying systemCANON KK·Filed 2019·Granted Nov 26, 2019·7 cites·25 claims
- 2397US10289061B2Developer supply container and developer supplying systemCANON KK·Filed 2017·Granted May 14, 2019·7 cites·23 claims
- 2497US9229364B2Developer supply container and developer supplying systemCANON KK·Filed 2013·Granted Jan 5, 2016·20 cites·58 claims
- 2597US8649711B2Developer supply containerNAKAJIMA NOBUO·Filed 2012·Granted Feb 11, 2014·20 cites·5 claims
- 2697US8380111B2Developer supply container and developer supplying systemCANON KK·Filed 2011·Granted Feb 19, 2013·18 cites·7 claims
- 2797US5262802ARecording head assembly with single sealing member for ejection outlets and for an air ventCANON KK·Filed 1990·Granted Nov 16, 1993·127 cites·7 claims
- 2897US4931838ADeveloping apparatus and process cartridge having the sameCANON KK·Filed 1989·Granted Jun 5, 1990·68 cites·42 claims
- 2996US10761474B2Developer supply container and developer supplying systemCANON KK·Filed 2019·Granted Sep 1, 2020·7 cites·9 claims
- 3096US10520882B2Developer supply container and developer supplying systemCANON KK·Filed 2019·Granted Dec 31, 2019·4 cites·21 claims
- 3196US10496033B2Developer supply container and developer supplying systemCANON KK·Filed 2019·Granted Dec 3, 2019·4 cites·28 claims
- 3296US9213262B2Developer supply container and developer supplying systemCANON KK·Filed 2014·Granted Dec 15, 2015·16 cites·29 claims
- 3396US7266330B2Developer supply container with shutter movement prevention featureCANON KK·Filed 2004·Granted Sep 4, 2007·55 cites·18 claims
- 3496US6178302B1Developer container seal, developer container, developing apparatus, process cartridge, and image forming apparatusCANON KK·Filed 1998·Granted Jan 23, 2001·82 cites·98 claims
- 3595US10948849B2Developer supply containerCANON KK·Filed 2019·Granted Mar 16, 2021·4 cites·4 claims
- 3695US7822372B2Developer supply containerCANON KK·Filed 2007·Granted Oct 26, 2010·19 cites·10 claims
- 3795US7764909B2Developer supply containerCANON KK·Filed 2008·Granted Jul 27, 2010·10 cites·36 claims
- 3894US8180259B2Developer supply container and developer supplying systemMURAKAMI KATSUYA·Filed 2007·Granted May 15, 2012·17 cites·17 claims
- 3994US7796923B2Developer supply containerCANON KK·Filed 2008·Granted Sep 14, 2010·9 cites·85 claims
- 4093US10191412B2Developer supply container and developer supplying system having pump operated developer dischargeCANON KK·Filed 2015·Granted Jan 29, 2019·4 cites·24 claims
- 4193US8190068B2Developer supply container with mounting attitude regulation and drive receiving member rotation suppression featuresNAGASHIMA TOSHIAKI·Filed 2006·Granted May 29, 2012·17 cites·15 claims
- 4293US8160471B2Developer supply containerJIMBA MANABU·Filed 2009·Granted Apr 17, 2012·25 cites·15 claims
- 4392US8509658B2Developer supply container and developer supplying systemNAGASHIMA TOSHIAKI·Filed 2012·Granted Aug 13, 2013·4 cites·5 claims
- 4492US8463164B2Developer supply container including projection for regulating mounting attitudeNAGASHIMA TOSHIAKI·Filed 2012·Granted Jun 11, 2013·4 cites·9 claims
- 4592US8369753B2Developer supply container and developer supplying systemCANON KK·Filed 2010·Granted Feb 5, 2013·4 cites·57 claims
- 4692US8320801B2Developer supply container and developer receiving apparatusNAGASHIMA TOSHIAKI·Filed 2012·Granted Nov 27, 2012·4 cites·12 claims
- 4792US7773919B2Developer supply containerCANON KK·Filed 2008·Granted Aug 10, 2010·7 cites·60 claims
- 4892US6219506B1Disassembling method for toner accommodating containerCANON KK·Filed 1999·Granted Apr 17, 2001·65 cites·12 claims
- 4992US2025116962A1Developer supply container and developer supplying systemCANON KK·Filed 2024·Application pending·0 cites
- 5091US11687027B2Developer supply container and developer supplying systemCANON KK·Filed 2021·Granted Jun 27, 2023·1 cites·40 claims
Showing the top 50 of 113 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →