Inventor · disambiguated record
Keisuke Iinuma
Also filed as: IINUMA KEISUKE
17 granted patents·14 pending applications·74 citations·filing 2012–2025
91Inventor score
Top patents by PatentIndex Score
31 records- 0197US10994548B2Liquid reservoir container and liquid ejection apparatusCANON KK·Filed 2019·Granted May 4, 2021·12 cites·20 claims
- 0297US9981478B2Liquid ejecting device and head with flexible member for supplying liquid from a main tankCANON KK·Filed 2016·Granted May 29, 2018·12 cites·20 claims
- 0397US9962945B2Liquid ejecting device, head, and liquid filling methodCANON KK·Filed 2016·Granted May 8, 2018·14 cites·12 claims
- 0496US9981477B2Liquid ejecting device and headCANON KK·Filed 2016·Granted May 29, 2018·12 cites·19 claims
- 0588US8454130B2Liquid ejection head and method of producing liquid ejection headIINUMA KEISUKE·Filed 2012·Granted Jun 4, 2013·7 cites·10 claims
- 0685US2025367932A1Liquid discharge cartridge manufacturing method and liquid discharge headCANON KK·Filed 2025·Application pending·0 cites
- 0778US8777377B2Liquid discharge headNAGATA RUMI·Filed 2012·Granted Jul 15, 2014·5 cites·11 claims
- 0877US12403694B2Liquid discharge cartridgeCANON KK·Filed 2023·Granted Sep 2, 2025·0 cites·16 claims
- 0972US12427777B2Liquid storage containerCANON KK·Filed 2024·Granted Sep 30, 2025·0 cites·20 claims
- 1072US12420556B2Container and method of manufacturing sameCANON KK·Filed 2023·Granted Sep 23, 2025·0 cites·13 claims
- 1168US11833822B2Liquid discharge cartridge manufacturing methodCANON KK·Filed 2021·Granted Dec 5, 2023·0 cites·11 claims
- 1266US2024343044A1Cartridge and cartridge reuse methodCANON KK·Filed 2024·Application pending·0 cites
- 1366US2024343041A1Cartridge and cartridge recycling methodCANON KK·Filed 2024·Application pending·0 cites
- 1464USD794708SInk cartridge for printerCANON KK·Filed 2016·Granted Aug 15, 2017·8 cites·1 claims
- 1559US2025065638A1Cartridge and liquid ejection apparatusCANON KK·Filed 2024·Application pending·0 cites
- 1659US2025010633A1Liquid ejection head and printing apparatusCANON KK·Filed 2024·Application pending·0 cites
- 1759US2025010626A1Cartridge and liquid ejection apparatusCANON KK·Filed 2024·Application pending·0 cites
- 1859US2025065639A1Print head and method of manufacturing print headCANON KK·Filed 2024·Application pending·0 cites
- 1958US2025018723A1Cartridge set, and printing apparatusCANON KK·Filed 2024·Application pending·0 cites
- 2058US2025010628A1Cartridge, printing apparatus, and methodCANON KK·Filed 2024·Application pending·0 cites
- 2158US2025010627A1Cartridge and printing apparatusCANON KK·Filed 2024·Application pending·0 cites
- 2258US2025065637A1Cartridge, cartridge set, and liquid ejection apparatusCANON KK·Filed 2024·Application pending·0 cites
- 2357US2024300236A1Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2024·Application pending·0 cites
- 2457US2024351340A1Liquid cartridge and manufacturing method of the sameCANON KK·Filed 2024·Application pending·0 cites
- 2556US2024286787A1Storage container for liquid cartridgeCANON KK·Filed 2023·Application pending·0 cites
- 2655US11254135B2Liquid storage containerCANON KK·Filed 2020·Granted Feb 22, 2022·0 cites·14 claims
- 2753US9050791B2Liquid discharge head and method for manufacturing the sameCANON KK·Filed 2013·Granted Jun 9, 2015·0 cites·5 claims
- 2852US10967643B2Liquid ejecting apparatusCANON KK·Filed 2019·Granted Apr 6, 2021·0 cites·6 claims
- 2951USD831739SInk cartridge for printerCANON KK·Filed 2017·Granted Oct 23, 2018·4 cites·1 claims
- 3046US8500250B2Liquid discharge head and method for manufacturing the sameIINUMA KEISUKE·Filed 2012·Granted Aug 6, 2013·0 cites·8 claims
- 3131USD923705SInk cartridge for computer printerCANON KK·Filed 2019·Granted Jun 29, 2021·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →