Inventor · disambiguated record
Kazumasa Takeshi
Also filed as: TAKESHI KAZUMASA
21 granted patents·21 pending applications·8 citations·filing 2009–2025
89Inventor score
Top patents by PatentIndex Score
42 records- 0181US11024882B2Electrolytic solution for secondary battery, secondary battery, battery pack, electrically driven vehicle, power storage system, electrically driven tool, and electronic deviceMURATA MANUFACTURING CO·Filed 2019·Granted Jun 1, 2021·1 cites·18 claims
- 0275US11394057B2Electrolyte for secondary battery, secondary battery, battery pack, electric vehicle, electric power storage system, electric tool and electronic deviceMURATA MANUFACTURING CO·Filed 2019·Granted Jul 19, 2022·1 cites·17 claims
- 0375US2025132389A1Electrolyte additive, electrolyte, and lithium ion secondary battery including sameMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
- 0474US12095038B2Secondary batteryMURATA MANUFACTURING CO·Filed 2022·Granted Sep 17, 2024·0 cites·8 claims
- 0574US2024429447A1Electrolyte additive composition, electrolyte and secondary battery comprising same, and use of sameMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
- 0673US11005126B2Electrolytic solution for secondary battery, secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic deviceMURATA MANUFACTURING CO·Filed 2019·Granted May 11, 2021·1 cites·14 claims
- 0772US2025219052A1Negative electrode plate for lithium battery and lithium-ion secondary battery including sameMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
- 0871US2024347706A1Negative electrode composite material, preparation method thereof, negative electrode and lithium-ion secondary batteryMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
- 0971US2024250244A1Composite silicon-based negative electrode material, preparation method therefor, negative electrode sheet comprising same, and lithium-ion secondary batteryMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
- 1071US2024332501A1Negative Electrode Composite Material, Preparation Method Thereof, Negative Electrode and Lithium-Ion Secondary BatteryMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
- 1170US10003101B2Non-aqueous electrolytic solution, secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic apparatusSONY CORP·Filed 2015·Granted Jun 19, 2018·2 cites·12 claims
- 1269US9742029B2Secondary battery including a gel electrolyte, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic apparatus including the sameSONY CORP·Filed 2014·Granted Aug 22, 2017·1 cites·11 claims
- 1369US8492034B2Electrolyte and batteryTAKESHI KAZUMASA·Filed 2009·Granted Jul 23, 2013·2 cites·10 claims
- 1469US2025038192A1Manganese dioxide positive electrode material, positive electrode sheet and preparation method therefor, and zinc ion batteryMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
- 1569US2025002370A1Positive electrode material for lithium ion secondary battery and preparation method thereforMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
- 1669US2025316679A1Negative electrode plate for a lithium battery and a lithium-ion secondary battery comprising sameMURATA MANUFACTURING CO·Filed 2025·Application pending·0 cites
- 1769US2025038183A1Positive electrode composite material, preparation method thereof, positive electrode and lithium ion secondary batteryMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
- 1869US2025087693A1Cathode electrode sheet, a preparation method thereof and a lithium-ion battery comprising sameMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
- 1967US2024286924A1Positive electrode composite material, preparation method thereof, positive electrode and lithium ion secondary batteryMURATA MANUFACTURING CO·Filed 2024·Application pending·0 cites
- 2065US2025210635A1Positive electrode material, method for preparing same, and lithium-ion secondary battery comprising sameMURATA MANUFACTURING CO·Filed 2025·Application pending·0 cites
- 2165US2020028213A1Electrolyte stabilizing materials, non-aqueous electrolyte, rechargeable batteries using the same, secondary battery-use electrolytic solution, secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic apparatusMURATA MANUFACTURING CO·Filed 2019·Application pending·0 cites
- 2262US9819010B2Secondary cell, method for manufacturing secondary cell, positive electrode for secondary cells, method for manufacturing positive electrode for secondary cells, battery pack, electronic device, and electric vehicleSONY CORP·Filed 2014·Granted Nov 14, 2017·0 cites·4 claims
- 2361US12062758B2Battery, battery pack, electronic device, electric vehicle, and electric power systemMURATA MANUFACTURING CO·Filed 2021·Granted Aug 13, 2024·0 cites·10 claims
- 2461US10290875B2Electrode material and secondary cellMURATA MANUFACTURING CO·Filed 2014·Granted May 14, 2019·0 cites·6 claims
- 2558US11482730B2Electrolyte for lithium ion secondary battery, lithium ion secondary battery, battery pack, electric vehicle, electric power storage system, electric tool and electronic deviceMURATA MANUFACTURING CO·Filed 2019·Granted Oct 25, 2022·0 cites·16 claims
- 2658US9912007B2Secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic apparatusSONY CORP·Filed 2014·Granted Mar 6, 2018·0 cites·12 claims
- 2756US10714790B2Battery, battery pack, electronic device, electric vehicle, electricity storage device and electric power systemMURATA MANUFACTURING CO·Filed 2016·Granted Jul 14, 2020·0 cites·21 claims
- 2854US2015188106A1Battery, battery pack, electronic device, electric vehicle, electric storage device, and electric power systemSONY CORP·Filed 2014·Application pending·0 cites
- 2953US11444324B2Electrolyte for secondary battery, secondary battery, battery pack, electric vehicle, electric power storage system, electric tool and electronic deviceMURATA MANUFACTURING CO·Filed 2019·Granted Sep 13, 2022·0 cites·15 claims
- 3052US11482731B2Electrolytic solution, battery, battery pack, electronic device, electric vehicle, electricity storage device and electric power systemMURATA MANUFACTURING CO·Filed 2015·Granted Oct 25, 2022·0 cites·8 claims
- 3152US10566657B2Electrolyte, battery, battery pack, electronic apparatus, electric vehicle, power storage apparatus, and power systemMURATA MANUFACTURING CO·Filed 2016·Granted Feb 18, 2020·0 cites·4 claims
- 3252US2017338467A1Secondary cell, method for manufacturing secondary cell, positive electrode for secondary cells, method for manufacturing positive electrode for secondary cells, battery pack, electronic device, and electric vehicleSONY CORP·Filed 2017·Application pending·0 cites
- 3351US11355782B2Electrolytic solution for secondary batteries, secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic deviceMURATA MANUFACTURING CO·Filed 2020·Granted Jun 7, 2022·0 cites·13 claims
- 3449US10991980B2Electrolytic solution for secondary battery, secondary battery, battery pack, electrically-driven vehicle, electric power storage system, electrically-driven tool, and electronic deviceMURATA MANUFACTURING CO·Filed 2019·Granted Apr 27, 2021·0 cites·18 claims
- 3549US10707528B2Secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic apparatusMURATA MANUFACTURING CO·Filed 2018·Granted Jul 7, 2020·0 cites·13 claims
- 3648US10991974B2Electrolytic solution for secondary battery, secondary battery, battery pack, electrically driven vehicle and electronic equipmentMURATA MANUFACTURING CO·Filed 2019·Granted Apr 27, 2021·0 cites·31 claims
- 3748US10811723B2Secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic apparatusMURATA MANUFACTURING CO·Filed 2018·Granted Oct 20, 2020·0 cites·35 claims
- 3845US2014287306A1Electrode material, method for manufacturing electrode material, and secondary batterySONY CORP·Filed 2013·Application pending·0 cites
- 3943US2018277881A1Secondary battery, battery pack, electric vehicle, power storage system, electric tool, electronic deviceMURATA MANUFACTURING CO·Filed 2018·Application pending·0 cites
- 4042US2014052322A1Secondary battery, method for manufacturing secondary battery, positive electrode for secondary battery, method for manufacturing positive electrode for secondary battery, battery pack, electronic instrument, electric vehicle, electrical power system and electric power storage power sourceTAKESHI KAZUMASA·Filed 2012·Application pending·0 cites
- 4138US2013202972A1Electrolyte and secondary batteryNAKAYAMA YURI·Filed 2011·Application pending·0 cites
- 4234US2011318614A1Electrolyte, battery using same, and method of using same, and method for producing electrolyteTAKESHI KAZUMASA·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →