Inventor · disambiguated record
Kazuya Yoshii
Also filed as: YOSHII KAZUYA
44 granted patents·16 pending applications·619 citations·filing 2012–2025
98Inventor score
Technology areasB41J
Top patents by PatentIndex Score
60 records- 0199US9278540B2Liquid storage container and liquid ejection apparatusCANON KK·Filed 2015·Granted Mar 8, 2016·31 cites·13 claims
- 0298US11192383B2Liquid storage container and liquid ejection apparatusCANON KK·Filed 2020·Granted Dec 7, 2021·9 cites·21 claims
- 0398US10538092B2Liquid supplying mechanism, and liquid ejection apparatusCANON KK·Filed 2019·Granted Jan 21, 2020·14 cites·10 claims
- 0498US10427412B2Liquid ejecting apparatus and liquid refilling containerCANON KK·Filed 2017·Granted Oct 1, 2019·38 cites·12 claims
- 0598US10207511B2Ink cartridge and ink jet printerCANON KK·Filed 2017·Granted Feb 19, 2019·25 cites·20 claims
- 0698US10112403B2Liquid container and liquid ejection apparatusCANON KK·Filed 2017·Granted Oct 30, 2018·22 cites·20 claims
- 0798US10093105B2Liquid storage container and liquid ejection apparatusCANON KK·Filed 2017·Granted Oct 9, 2018·21 cites·29 claims
- 0898US9908338B2Liquid storage bottle, liquid storage bottle package, and method of manufacturing liquid storage bottle packageCANON KK·Filed 2016·Granted Mar 6, 2018·33 cites·17 claims
- 0998US9840082B2Ink cartridge and ink jet printerCANON KK·Filed 2016·Granted Dec 12, 2017·32 cites·16 claims
- 1098US9821562B2Ink cartridge and ink jet printerCANON KK·Filed 2016·Granted Nov 21, 2017·30 cites·20 claims
- 1198US9597884B2Ink cartridge and ink jet printerCANON KK·Filed 2016·Granted Mar 21, 2017·49 cites·20 claims
- 1298US9375938B2Ink cartridge and ink jet printing apparatusCANON KK·Filed 2015·Granted Jun 28, 2016·48 cites·15 claims
- 1397US11623453B2Liquid storage container and liquid ejection apparatusCANON KK·Filed 2021·Granted Apr 11, 2023·2 cites·12 claims
- 1497US10675882B2Liquid ejection apparatus, liquid container, and manufacturing method thereofCANON KK·Filed 2018·Granted Jun 9, 2020·14 cites·5 claims
- 1597US10618300B2Liquid storage container and liquid ejection apparatusCANON KK·Filed 2018·Granted Apr 14, 2020·11 cites·23 claims
- 1697US10611162B2Liquid container and liquid ejection apparatusCANON KK·Filed 2018·Granted Apr 7, 2020·11 cites·21 claims
- 1797US10399346B2Liquid container unit and recording apparatusCANON KK·Filed 2017·Granted Sep 3, 2019·16 cites·20 claims
- 1897US10399347B2Liquid supplying mechanism, and liquid ejection apparatusCANON KK·Filed 2017·Granted Sep 3, 2019·16 cites·16 claims
- 1997US10391776B2Liquid storage container and printing apparatusCANON KK·Filed 2016·Granted Aug 27, 2019·13 cites·11 claims
- 2097US10160222B2Liquid ejection apparatus, liquid container, and manufacturing method thereofCANON KK·Filed 2016·Granted Dec 25, 2018·13 cites·11 claims
- 2197US9914305B2Liquid storage container unitCANON KK·Filed 2017·Granted Mar 13, 2018·17 cites·17 claims
- 2297US9724929B2Liquid container and liquid residue detection apparatusCANON KK·Filed 2016·Granted Aug 8, 2017·19 cites·16 claims
- 2396US10843474B2Liquid container unit and recording apparatusCANON KK·Filed 2019·Granted Nov 24, 2020·9 cites·15 claims
- 2491US10223624B2Notification device, notification method, and printing apparatusCANON KK·Filed 2017·Granted Mar 5, 2019·4 cites·18 claims
- 2590US11520359B2Pressure control unit and liquid discharge device including pressure control unitCANON KK·Filed 2020·Granted Dec 6, 2022·2 cites·11 claims
- 2689US2025340064A1Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2025·Application pending·0 cites
- 2787USD816158SInk bottle for printerCANON KK·Filed 2016·Granted Apr 24, 2018·26 cites·1 claims
- 2887US2025313014A1Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2025·Application pending·0 cites
- 2986US10538094B2Liquid ejection headCANON KK·Filed 2018·Granted Jan 21, 2020·2 cites·12 claims
- 3086USD869550SNozzle cap for ink bottle for printerCANON KK·Filed 2017·Granted Dec 10, 2019·22 cites·1 claims
- 3185US10569558B2Liquid ejection head and recording apparatusCANON KK·Filed 2018·Granted Feb 25, 2020·2 cites·18 claims
- 3284US9205666B2Liquid container and recording device on which liquid container is mountedCANON KK·Filed 2015·Granted Dec 8, 2015·2 cites·19 claims
- 3383US11685163B2Member including pad electrode, ink cartridge and recording apparatusCANON KK·Filed 2019·Granted Jun 27, 2023·1 cites·13 claims
- 3479US12384159B2Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2022·Granted Aug 12, 2025·0 cites·20 claims
- 3579US12257851B2Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2022·Granted Mar 25, 2025·0 cites·8 claims
- 3679US2025187346A1Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2025·Application pending·0 cites
- 3779US2025303738A1Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2025·Application pending·0 cites
- 3879US2025303711A1Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2025·Application pending·0 cites
- 3978US12427781B2Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2022·Granted Sep 30, 2025·0 cites·18 claims
- 4078US2025303740A1Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2025·Application pending·0 cites
- 4177US2025303739A1Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2025·Application pending·0 cites
- 4277US2025303741A1Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2025·Application pending·0 cites
- 4377US2025303737A1Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2025·Application pending·0 cites
- 4476US2025303735A1Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2025·Application pending·0 cites
- 4573USD767674SInk tank for printerCANON KK·Filed 2014·Granted Sep 27, 2016·17 cites·1 claims
- 4673USD767673SInk tank for printerCANON KK·Filed 2014·Granted Sep 27, 2016·17 cites·1 claims
- 4768USD767672SInk tank for printerCANON KK·Filed 2014·Granted Sep 27, 2016·14 cites·1 claims
- 4866US12434482B2Liquid ejection apparatus and head unitCANON KK·Filed 2023·Granted Oct 7, 2025·0 cites·11 claims
- 4966US11613130B2Sealing member, method of manufacturing the same, pressure adjustment mechanism, liquid ejection head, and liquid ejection apparatusCANON KK·Filed 2021·Granted Mar 28, 2023·0 cites·15 claims
- 5064USD699284SInk tank for printerNANJO TATSUO·Filed 2012·Granted Feb 11, 2014·13 cites·1 claims
Showing the top 50 of 60 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →