Inventor · disambiguated record
Yuji Tamaru
Also filed as: TAMARU YUJI
28 granted patents·7 pending applications·29 citations·filing 2011–2025
93Inventor score
Top patents by PatentIndex Score
35 records- 0196US11981142B2Liquid storing container and liquid ejection deviceCANON KK·Filed 2022·Granted May 14, 2024·2 cites·16 claims
- 0296US11433677B2Liquid storage device and liquid filling methodCANON KK·Filed 2020·Granted Sep 6, 2022·3 cites·11 claims
- 0391US11298945B2Liquid replenishing systemCANON KK·Filed 2020·Granted Apr 12, 2022·2 cites·20 claims
- 0491US11117380B2Liquid ejection apparatus and method of controlling liquid ejection apparatusCANON KK·Filed 2019·Granted Sep 14, 2021·3 cites·19 claims
- 0590US11192381B2Liquid ejection apparatus and liquid filling methodCANON KK·Filed 2020·Granted Dec 7, 2021·2 cites·7 claims
- 0690US8439485B2Substrate including a detection feature for liquid discharge head and liquid discharge headTAMARU YUJI·Filed 2011·Granted May 14, 2013·8 cites·20 claims
- 0785US9033457B2Print head and ink jet printing apparatusCANON KK·Filed 2013·Granted May 19, 2015·4 cites·9 claims
- 0878US10500851B2Print element substrate, printhead, and printing apparatusCANON KK·Filed 2017·Granted Dec 10, 2019·1 cites·16 claims
- 0977US11780233B2Inkjet printing apparatusCANON KK·Filed 2022·Granted Oct 10, 2023·0 cites·14 claims
- 1076US12263682B2Liquid ejection apparatusCANON KK·Filed 2022·Granted Apr 1, 2025·0 cites·3 claims
- 1175US9833992B2Recording-element substrate, recording head, and recording apparatusCANON KK·Filed 2016·Granted Dec 5, 2017·1 cites·12 claims
- 1273US11975543B2Liquid replenishing systemCANON KK·Filed 2022·Granted May 7, 2024·0 cites·17 claims
- 1373US8523329B2Inkjet printhead substrate, inkjet printhead, and inkjet printing apparatusTAMARU YUJI·Filed 2011·Granted Sep 3, 2013·2 cites·19 claims
- 1473US2025289220A1Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2025·Application pending·0 cites
- 1570US11358393B2Liquid ejection apparatusCANON KK·Filed 2020·Granted Jun 14, 2022·0 cites·17 claims
- 1670US11312144B2Inkjet printing apparatusCANON KK·Filed 2020·Granted Apr 26, 2022·0 cites·20 claims
- 1764US10730299B2Method for manufacturing liquid discharge head, liquid discharge head, and method for manufacturing liquid discharge head substrateCANON KK·Filed 2019·Granted Aug 4, 2020·0 cites·7 claims
- 1860US10239317B2Method for manufacturing liquid discharge head, liquid discharge head, and method for manufacturing liquid discharge head substrateCANON KK·Filed 2017·Granted Mar 26, 2019·0 cites·16 claims
- 1959US2025074068A1Liquid ejecting head and liquid ejecting apparatusCANON KK·Filed 2024·Application pending·0 cites
- 2059US2025091346A1Electric circuit board and liquid ejection headCANON KK·Filed 2024·Application pending·0 cites
- 2159US2025178356A1Liquid discharge head and liquid discharge apparatusCANON KK·Filed 2024·Application pending·0 cites
- 2258US2024375406A1Liquid discharge headCANON KK·Filed 2024·Application pending·0 cites
- 2358US2024375397A1Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2024·Application pending·0 cites
- 2458US2024375408A1Head unit and inkjet recording apparatusCANON KK·Filed 2024·Application pending·0 cites
- 2557US11772378B2Printing element and method for manufacturing sameCANON KK·Filed 2021·Granted Oct 3, 2023·0 cites·6 claims
- 2657US8943690B2Method for manufacturing substrate for liquid ejection head and method for manufacturing liquid ejection headISHIDA YUZURU·Filed 2011·Granted Feb 3, 2015·1 cites·10 claims
- 2755US11247475B2Liquid collecting device and liquid collecting and filling systemCANON KK·Filed 2020·Granted Feb 15, 2022·0 cites·9 claims
- 2850US10259222B2Liquid ejection head and liquid ejection apparatusCANON KK·Filed 2017·Granted Apr 16, 2019·0 cites·6 claims
- 2950US10081184B2Liquid discharge headCANON KK·Filed 2017·Granted Sep 25, 2018·0 cites·7 claims
- 3049US9950525B2Element substrate for liquid ejecting head and waferCANON KK·Filed 2016·Granted Apr 24, 2018·0 cites·17 claims
- 3147US10252521B2Liquid discharge headCANON KK·Filed 2017·Granted Apr 9, 2019·0 cites·11 claims
- 3244US10300699B2Liquid discharge head, liquid discharge apparatus, and manufacturing methodCANON KK·Filed 2017·Granted May 28, 2019·0 cites·6 claims
- 3344US10150295B2Liquid ejection head and method for manufacturing the sameCANON KK·Filed 2017·Granted Dec 11, 2018·0 cites·15 claims
- 3440US8733901B2Liquid discharge head substrate and liquid discharge headTAMURA HIDEO·Filed 2011·Granted May 27, 2014·0 cites·12 claims
- 3538US10144219B2Liquid discharge headCANON KK·Filed 2017·Granted Dec 4, 2018·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →