Inventor · disambiguated record
Takashi Kuwata
Also filed as: KUWATA TAKASHI
50 granted patents·4 pending applications·815 citations·filing 1995–2025
98Inventor score
Top patents by PatentIndex Score
54 records- 0199US6581922B2Sheet processing apparatus above image forming means and image forming apparatusCANON KK·Filed 2001·Granted Jun 24, 2003·100 cites·16 claims
- 0298US6722646B2Sheet treating apparatus and image forming apparatusCANON KK·Filed 2003·Granted Apr 20, 2004·121 cites·12 claims
- 0394US7226050B2Discharge sheet stacking apparatus and image forming apparatus provided with the sameCANON KK·Filed 2005·Granted Jun 5, 2007·16 cites·8 claims
- 0494US6942206B2Sheet treating apparatus and image forming apparatus having the sameCANON KK·Filed 2002·Granted Sep 13, 2005·43 cites·15 claims
- 0594US6643480B2Image forming apparatus with demountable sheet conveyor unit in main body for receiving sheets from optional sheet stack connectable theretoCANON KK·Filed 2001·Granted Nov 4, 2003·59 cites·19 claims
- 0693US7258339B2Sheet processing device with sheet lift preventing member and image forming apparatus having the sameCANON KK·Filed 2005·Granted Aug 21, 2007·20 cites·10 claims
- 0793US6527267B1Sheet conveying apparatus, sheet feeding apparatus, and image forming apparatusCANON KK·Filed 2000·Granted Mar 4, 2003·50 cites·12 claims
- 0893US5765826ASheet supplying apparatus with pivotal convey unitCANON KK·Filed 1997·Granted Jun 16, 1998·73 cites·11 claims
- 0992US9440809B2Sheet stacking apparatus and image forming apparatusCANON KK·Filed 2015·Granted Sep 13, 2016·6 cites·17 claims
- 1092US6973285B2Discharge sheet stacking apparatus and image forming apparatus provided with the sameCANON KK·Filed 2003·Granted Dec 6, 2005·29 cites·22 claims
- 1191US9057833B2Vehicle mirror assemblyNISSAN NORTH AMERICA INC·Filed 2012·Granted Jun 16, 2015·20 cites·20 claims
- 1291US8973918B2Sheet conveying apparatus and image forming apparatusCANON KK·Filed 2013·Granted Mar 10, 2015·8 cites·57 claims
- 1391US6735415B2Sheet postprocessing apparatus and image forming apparatusCANON KK·Filed 2003·Granted May 11, 2004·29 cites·24 claims
- 1491US6674976B2Sheet post-processing device, image forming apparatus having the device and error handling method thereforCANON KK·Filed 2002·Granted Jan 6, 2004·32 cites·49 claims
- 1590US8340563B2Sheet conveying apparatus and image forming apparatusNAKAJIMA KEITA·Filed 2010·Granted Dec 25, 2012·12 cites·15 claims
- 1690US6997456B2Sheet processing device with sheet lift preventing member and image forming apparatus having the sameCANON KK·Filed 2003·Granted Feb 14, 2006·35 cites·31 claims
- 1788US9828200B2Image forming apparatusCANON KK·Filed 2014·Granted Nov 28, 2017·3 cites·20 claims
- 1887US7310495B2Image forming apparatusCANON KK·Filed 2005·Granted Dec 18, 2007·9 cites·3 claims
- 1987US6988730B2Sheet conveying apparatus, sheet post-processing apparatus, and image forming apparatus provided with sheet conveying apparatus and image forming apparatusCANON KK·Filed 2003·Granted Jan 24, 2006·20 cites·30 claims
- 2087US6661995B2Sheet processing apparatus and image forming apparatus provided with the sameCANON KK·Filed 2002·Granted Dec 9, 2003·28 cites·14 claims
- 2186US11203496B2Image forming apparatusCANON KK·Filed 2019·Granted Dec 21, 2021·3 cites·12 claims
- 2286US8909124B2Image forming apparatusKUWATA TAKASHI·Filed 2010·Granted Dec 9, 2014·6 cites·2 claims
- 2384US8948682B2Image forming apparatusCANON KK·Filed 2013·Granted Feb 3, 2015·3 cites·10 claims
- 2483US7448619B2Image processing apparatusCANON KK·Filed 2007·Granted Nov 11, 2008·6 cites·6 claims
- 2583US6912044B2Sheet post-processing device and image forming apparatus having the deviceCANON KK·Filed 2003·Granted Jun 28, 2005·17 cites·11 claims
- 2682US8755734B2Image forming apparatusABE KENJI·Filed 2010·Granted Jun 17, 2014·3 cites·14 claims
- 2781US7341248B2Sheet processing apparatus and image forming apparatusCANON KK·Filed 2005·Granted Mar 11, 2008·6 cites·14 claims
- 2880US9454113B2Image forming apparatusCANON KK·Filed 2014·Granted Sep 27, 2016·2 cites·6 claims
- 2977US12135513B2Toner conveying apparatus having toner conveying paths and image forming apparatusCANON KK·Filed 2023·Granted Nov 5, 2024·0 cites·15 claims
- 3077US10976694B2Image forming apparatus with a first door and second door for accessing a cartridgeCANON KK·Filed 2020·Granted Apr 13, 2021·1 cites·13 claims
- 3177US2025321528A1Apparatus management system, image forming apparatus, and information processing apparatusCANON KK·Filed 2025·Application pending·0 cites
- 3274US7460813B2Image forming apparatusCANON KK·Filed 2006·Granted Dec 2, 2008·4 cites·7 claims
- 3373US5700006ASheet feeding apparatus with suspended sheet carrying device and image forming apparatusCANON KK·Filed 1995·Granted Dec 23, 1997·22 cites·14 claims
- 3472US11782361B2Toner conveying apparatus having orthogonal toner conveying paths and image forming apparatusCANON KK·Filed 2022·Granted Oct 10, 2023·0 cites·16 claims
- 3572US2021002095A1Image forming apparatusCANON KK·Filed 2020·Application pending·0 cites
- 3670US7192029B2Sheet conveying apparatus, sheet post-processing apparatus, and image forming apparatus provided with sheet conveying apparatus and image forming apparatusCANON KK·Filed 2005·Granted Mar 20, 2007·3 cites·22 claims
- 3769US9481532B2Feeding apparatus and image forming apparatusCANON KK·Filed 2015·Granted Nov 1, 2016·1 cites·16 claims
- 3868US11300901B2Toner conveying apparatus having orthogonal toner conveying paths and image forming apparatusCANON KK·Filed 2020·Granted Apr 12, 2022·0 cites·20 claims
- 3966US7267338B2Image processing apparatusCANON KK·Filed 2004·Granted Sep 11, 2007·8 cites·9 claims
- 4065US10800624B2Image forming apparatusCANON KK·Filed 2018·Granted Oct 13, 2020·0 cites·16 claims
- 4162US10155636B2Image forming apparatusCANON KK·Filed 2017·Granted Dec 18, 2018·0 cites·21 claims
- 4262US7607651B2Sheet processing apparatus and image forming apparatusCANON KK·Filed 2007·Granted Oct 27, 2009·1 cites·5 claims
- 4361US7077395B2Sheet after-treatment device and image forming apparatus equipped with the deviceCANON KK·Filed 2003·Granted Jul 18, 2006·6 cites·24 claims
- 4460US7630681B2Sheet processing apparatus and image forming apparatusCANON KK·Filed 2008·Granted Dec 8, 2009·1 cites·14 claims
- 4559US7386271B2Sheet processing apparatus and image forming apparatusCANON KK·Filed 2005·Granted Jun 10, 2008·1 cites·23 claims
- 4656US11774879B2Toner conveying apparatus having a light transmission portionCANON KK·Filed 2021·Granted Oct 3, 2023·0 cites·23 claims
- 4756US9856098B2Feeding apparatus and image forming apparatusCANON KK·Filed 2016·Granted Jan 2, 2018·0 cites·18 claims
- 4854US10838358B2Image forming apparatus that has sheet sensorCANON KK·Filed 2018·Granted Nov 17, 2020·0 cites·20 claims
- 4954US7216863B2Sheet processing apparatus above image forming means and image forming apparatusCANON KK·Filed 2003·Granted May 15, 2007·3 cites·27 claims
- 5051US2008284083A1Image forming apparatusCANON KK·Filed 2007·Application pending·0 cites
Showing the top 50 of 54 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →