Inventor · disambiguated record
Masaki Kuratsuka
Also filed as: KURATSUKA MASAKI
15 granted patents·5 pending applications·39 citations·filing 2008–2023
88Inventor score
Files withMURATA MANUFACTURING CO12SONY CORP5KOBAYASHI YUTA1STIHL AG & CO KG ANDREAS1YAMAGUCHI AKIRA1
Top patents by PatentIndex Score
20 records- 0195US7736807B2Non-aqueous electrolytic solution secondary batterySONY CORP·Filed 2008·Granted Jun 15, 2010·24 cites·3 claims
- 0290US10826112B2Negative electrode active material, negative electrode for secondary battery, and lithium ion secondary batteryMURATA MANUFACTURING CO·Filed 2018·Granted Nov 3, 2020·3 cites·16 claims
- 0387US10727530B2Positive electrode active material, positive electrode, battery, battery pack, electronic device, electric vehicle, power storage device, and power systemMURATA MANUFACTURING CO·Filed 2018·Granted Jul 28, 2020·3 cites·19 claims
- 0484US8936862B2Cylindrical nonaqueous electrolyte batteryKOBAYASHI YUTA·Filed 2011·Granted Jan 20, 2015·4 cites·14 claims
- 0582US8609286B2Nonaqueous electrolyte secondary batteryYAMAGUCHI AKIRA·Filed 2008·Granted Dec 17, 2013·3 cites·9 claims
- 0675US10868327B2Negative electrode for secondary battery, secondary battery, battery pack, electric vehicle, power storage system, power tool, and electronic deviceMURATA MANUFACTURING CO·Filed 2018·Granted Dec 15, 2020·1 cites·15 claims
- 0774US9716275B2Cylindrical nonaqueous electrolyte batterySONY CORP·Filed 2014·Granted Jul 25, 2017·1 cites·18 claims
- 0871US2024030538A1Battery unit, battery unit assembly, power tool, and electric vehicleMURATA MANUFACTURING CO·Filed 2023·Application pending·0 cites
- 0970US10707539B2BatteryMURATA MANUFACTURING CO·Filed 2017·Granted Jul 7, 2020·0 cites·25 claims
- 1066US9831532B2Nonaqueous electrolyte secondary batterySONY CORP·Filed 2013·Granted Nov 28, 2017·0 cites·21 claims
- 1166US9647298B2Nonaqueous electrolyte battery and electrical apparatusSONY CORP·Filed 2016·Granted May 9, 2017·0 cites·30 claims
- 1264US2024047829A1Secondary batteryMURATA MANUFACTURING CO·Filed 2023·Application pending·0 cites
- 1362US12394824B2Secondary batteryMURATA MANUFACTURING CO·Filed 2022·Granted Aug 19, 2025·0 cites·10 claims
- 1461US2023052704A1Positive electrode for secondary battery, and secondary batteryMURATA MANUFACTURING CO·Filed 2022·Application pending·0 cites
- 1560US12362359B2Positive electrode for secondary battery, and secondary batteryMURATA MANUFACTURING CO·Filed 2022·Granted Jul 15, 2025·0 cites·8 claims
- 1658US2023058100A1Secondary batteryMURATA MANUFACTURING CO·Filed 2022·Application pending·0 cites
- 1757US11600869B2Battery pack and treatment systemSTIHL AG & CO KG ANDREAS·Filed 2020·Granted Mar 7, 2023·0 cites·14 claims
- 1855US12211993B2Positive electrode active material for secondary battery, and secondary batteryMURATA MANUFACTURING CO·Filed 2021·Granted Jan 28, 2025·0 cites·17 claims
- 1953US2016172657A1Secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic apparatusSONY CORP·Filed 2014·Application pending·0 cites
- 2045US10403882B2Secondary battery-use active material, secondary battery-use electrode, secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic apparatusMURATA MANUFACTURING CO·Filed 2015·Granted Sep 3, 2019·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →