Inventor · disambiguated record
Akiko Hammura
Also filed as: HAMMURA AKIKO
28 granted patents·2 pending applications·13 citations·filing 2017–2024
92Inventor score
Technology areasB41J
Files withCANON KK30
Top patents by PatentIndex Score
30 records- 0197US11298954B2Liquid discharge head and liquid discharge methodCANON KK·Filed 2020·Granted Apr 12, 2022·3 cites·19 claims
- 0296US12064975B2Liquid discharge head and liquid discharge methodCANON KK·Filed 2023·Granted Aug 20, 2024·1 cites·11 claims
- 0391US10828906B2Liquid discharge head and liquid discharge methodCANON KK·Filed 2019·Granted Nov 10, 2020·3 cites·19 claims
- 0489US2024383260A1Liquid discharge head and liquid discharge methodCANON KK·Filed 2024·Application pending·0 cites
- 0588US11179948B2Liquid ejecting head and liquid ejecting apparatusCANON KK·Filed 2020·Granted Nov 23, 2021·2 cites·10 claims
- 0684US11014356B2Liquid ejection head, liquid ejection module, and liquid ejection apparatusCANON KK·Filed 2019·Granted May 25, 2021·2 cites·20 claims
- 0784US10576741B2Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2018·Granted Mar 3, 2020·2 cites·17 claims
- 0880US11667132B2Liquid discharge head and liquid discharge methodCANON KK·Filed 2022·Granted Jun 6, 2023·0 cites·19 claims
- 0967US10603910B2Liquid discharge head and liquid discharge methodCANON KK·Filed 2018·Granted Mar 31, 2020·0 cites·13 claims
- 1066US12397552B2Liquid ejection headCANON KK·Filed 2023·Granted Aug 26, 2025·0 cites·14 claims
- 1166US10744778B2Liquid ejection headCANON KK·Filed 2019·Granted Aug 18, 2020·0 cites·11 claims
- 1265US10486421B2Liquid discharging head and liquid discharging deviceCANON KK·Filed 2018·Granted Nov 26, 2019·0 cites·13 claims
- 1364US2019232653A1Recording element board and liquid discharge headCANON KK·Filed 2019·Application pending·0 cites
- 1458US10974507B2Liquid ejection head, liquid ejection apparatus, and liquid ejection moduleCANON KK·Filed 2019·Granted Apr 13, 2021·0 cites·20 claims
- 1556US12384150B2Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2023·Granted Aug 12, 2025·0 cites·12 claims
- 1656US11970004B2Liquid discharge headCANON KK·Filed 2022·Granted Apr 30, 2024·0 cites·14 claims
- 1756US11214059B2Liquid ejection head, liquid ejection apparatus and liquid ejection moduleCANON KK·Filed 2020·Granted Jan 4, 2022·0 cites·19 claims
- 1855US11433666B2Liquid ejection head, liquid ejection apparatus, and liquid ejection moduleCANON KK·Filed 2020·Granted Sep 6, 2022·0 cites·14 claims
- 1953US12397551B2Liquid ejection headCANON KK·Filed 2023·Granted Aug 26, 2025·0 cites·19 claims
- 2050US10682863B2Liquid ejecting apparatus and control methodCANON KK·Filed 2018·Granted Jun 16, 2020·0 cites·12 claims
- 2150US10300698B2Liquid ejection headCANON KK·Filed 2018·Granted May 28, 2019·0 cites·20 claims
- 2249US11712891B2Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2021·Granted Aug 1, 2023·0 cites·14 claims
- 2349US11597203B2Liquid ejection head including a plurality of recording element substrates formed adjacent to each other to form an array such that a gap in temperature distribution is preventedCANON KK·Filed 2021·Granted Mar 7, 2023·0 cites·8 claims
- 2449US11260658B2Liquid ejection head, liquid ejection apparatus, and liquid ejection moduleCANON KK·Filed 2019·Granted Mar 1, 2022·0 cites·21 claims
- 2549US11007773B2Liquid ejection head, liquid ejection module, and liquid ejection apparatusCANON KK·Filed 2019·Granted May 18, 2021·0 cites·20 claims
- 2649US10286661B2Liquid discharge method and liquid discharge apparatus for heating a liquid through a surface to generate a bubbleCANON KK·Filed 2017·Granted May 14, 2019·0 cites·22 claims
- 2747US11225075B2Liquid ejection head, liquid ejection module, and liquid ejection apparatusCANON KK·Filed 2020·Granted Jan 18, 2022·0 cites·18 claims
- 2846US11179935B2Liquid ejection head, liquid ejection module, and method of manufacturing liquid ejection headCANON KK·Filed 2020·Granted Nov 23, 2021·0 cites·19 claims
- 2946US11077658B2Liquid ejection head and method of manufacturing the sameCANON KK·Filed 2019·Granted Aug 3, 2021·0 cites·8 claims
- 3046US10723127B2Liquid ejection head and recording apparatusCANON KK·Filed 2019·Granted Jul 28, 2020·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →