Inventor · disambiguated record
Kefei Wang
Also filed as: WANG KEFEI
54 granted patents·43 pending applications·44 citations·filing 2010–2025
97Inventor score
Files withNINGDE AMPEREX TECHNOLOGY LTD84DONGGUAN AMPEREX TECH LTD3LI YONG2NINGDE CONTEMPORARY AMPEREX TECH LIMITED2AMPEREX TECH LTD1
Top patents by PatentIndex Score
97 records- 0197US10833363B2Electrolyte and electrochemical deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2018·Granted Nov 10, 2020·11 cites·16 claims
- 0296US11769910B2Electrolyte and electrochemical deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2022·Granted Sep 26, 2023·1 cites·26 claims
- 0395US12407022B2Electrolyte and electrochemical deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Granted Sep 2, 2025·0 cites·28 claims
- 0495US11901513B2Electrolyte and electrochemical device comprising the sameNINGDE AMPEREX TECHNOLOGY LTD·Filed 2021·Granted Feb 13, 2024·2 cites·22 claims
- 0595US11799131B2Electrolyte and electrochemical deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2022·Granted Oct 24, 2023·1 cites·17 claims
- 0694US11024884B2Electrolyte and electrochemical device comprising the sameNINGDE AMPEREX TECHNOLOGY LTD·Filed 2018·Granted Jun 1, 2021·3 cites·8 claims
- 0793US12300787B2Electrolyte and electrochemical device including the sameNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Granted May 13, 2025·0 cites·30 claims
- 0893US10790513B2Lithium ion battery and negative electrode thereofNINGDE AMPEREX TECHNOLOGY LTD·Filed 2018·Granted Sep 29, 2020·4 cites·18 claims
- 0993US2025079498A1Electrochemical device and electronic device including sameNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Application pending·0 cites
- 1093US2025087739A1Electrochemical device and electronic device including sameNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Application pending·0 cites
- 1192US12183884B2Electrolyte and electrochemical deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Granted Dec 31, 2024·0 cites·30 claims
- 1292US12176487B2Electrolyte and electrochemical deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Granted Dec 24, 2024·0 cites·30 claims
- 1392US12176486B2Electrolyte and electrochemical deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Granted Dec 24, 2024·0 cites·30 claims
- 1492US12107221B2Electrolyte and electrochemical deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Granted Oct 1, 2024·0 cites·26 claims
- 1592US12107220B2Electrolyte and electrochemical deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Granted Oct 1, 2024·0 cites·24 claims
- 1691US10955484B2Battery state monitoring method and apparatusNINGDE AMPEREX TECHNOLOGY LTD·Filed 2018·Granted Mar 23, 2021·6 cites·11 claims
- 1789US12040449B2Electrolyte and electrochemical deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2023·Granted Jul 16, 2024·0 cites·26 claims
- 1887US12191442B2Electrochemical device and electronic device including sameNINGDE AMPEREX TECHNOLOGY LTD·Filed 2023·Granted Jan 7, 2025·0 cites·17 claims
- 1987US2025105300A1Electrochemical device and electronic device including sameNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Application pending·0 cites
- 2086US12027667B2Electrolyte and electrochemical deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2022·Granted Jul 2, 2024·0 cites·43 claims
- 2186US11984556B2Electrolyte and electrochemical deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2022·Granted May 14, 2024·0 cites·42 claims
- 2286US2024339667A1Battery cell and lithium-ion batteryNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Application pending·0 cites
- 2384US11799130B2Electrolyte and electrochemical deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2022·Granted Oct 24, 2023·0 cites·19 claims
- 2483US11258097B2Electrolyte and lithium-ion battery containing the sameNINGDE AMPEREX TECHNOLOGY LTD·Filed 2018·Granted Feb 22, 2022·1 cites·6 claims
- 2579US12125982B2Electrolyte and electrochemical device comprising the sameNINGDE AMPEREX TECHNOLOGY LTD·Filed 2021·Granted Oct 22, 2024·0 cites·24 claims
- 2679US12125983B2Electrolyte and electrochemical device including the sameNINGDE AMPEREX TECHNOLOGY LTD·Filed 2021·Granted Oct 22, 2024·0 cites·28 claims
- 2779US11888120B2Electrolyte and electrochemical device comprising the sameNINGDE AMPEREX TECHNOLOGY LTD·Filed 2021·Granted Jan 30, 2024·0 cites·24 claims
- 2879US9398797B2Nail gauge measuring nail shape and nail arc lengthLI YONG·Filed 2012·Granted Jul 26, 2016·6 cites·7 claims
- 2978US11527776B2Electrolyte and electrochemical deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2020·Granted Dec 13, 2022·0 cites·14 claims
- 3078US11522222B2Electrolyte and electrochemical deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2020·Granted Dec 6, 2022·0 cites·15 claims
- 3178US10658644B2BatteryNINGDE AMPEREX TECHNOLOGY LTD·Filed 2018·Granted May 19, 2020·1 cites·12 claims
- 3277US2025219090A1Electrochemical device and electronic deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2025·Application pending·0 cites
- 3377US2025329743A1Electrode, secondary battery, and electronic deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2025·Application pending·0 cites
- 3477US2025364599A1Lithium-ion battery and electronic apparatusNINGDE AMPEREX TECHNOLOGY LTD·Filed 2025·Application pending·0 cites
- 3576US12206114B2Electrochemical device and electronic device including sameNINGDE AMPEREX TECHNOLOGY LTD·Filed 2019·Granted Jan 21, 2025·0 cites·17 claims
- 3676US11664501B2Electrode assembly and secondary battery having a protective layer thereinNINGDE AMPEREX TECHNOLOGY LTD·Filed 2021·Granted May 30, 2023·0 cites·18 claims
- 3775US12255334B2Electrochemical device and electronic deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2021·Granted Mar 18, 2025·0 cites·19 claims
- 3875US2024356022A1Electrochemical device and electronic deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Application pending·0 cites
- 3975US2024356023A1Electrochemical device and electronic deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Application pending·0 cites
- 4075US2024356078A1Electrochemical apparatus and electronic apparatusNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Application pending·0 cites
- 4175US2024356069A1Electrochemical apparatus and electronic apparatusNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Application pending·0 cites
- 4274US11949108B2Lithium ion battery and negative electrode thereofNINGDE AMPEREX TECHNOLOGY LTD·Filed 2020·Granted Apr 2, 2024·0 cites·18 claims
- 4374US2024266540A1Electrochemical device and electronic device comprising sameNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Application pending·0 cites
- 4474US2025309355A1Nonaqueous electrolyte solution, lithium-ion battery, and electronic deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2025·Application pending·0 cites
- 4574US2024274819A1Electrochemical device and electronic device comprising sameNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Application pending·0 cites
- 4674US2020303767A1Electrochemical device and electronic device including sameNINGDE AMPEREX TECHNOLOGY LTD·Filed 2019·Application pending·0 cites
- 4774US2024347786A1Electrochemical apparatus and electronic apparatusNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Application pending·0 cites
- 4873US2025309333A1Nonaqueous electrolyte solution, lithium-ion battery, and electronic deviceNINGDE AMPEREX TECHNOLOGY LTD·Filed 2025·Application pending·0 cites
- 4972US10971706B2Electrode assemblyNINGDE AMPEREX TECHNOLOGY LTD·Filed 2018·Granted Apr 6, 2021·0 cites·15 claims
- 5072US2025030002A1Electrochemical apparatus and electronic apparatusNINGDE AMPEREX TECHNOLOGY LTD·Filed 2024·Application pending·0 cites
Showing the top 50 of 97 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →