Patents/Inventors

Jinfeng Gao

NingdeCN24 patents

22 Patents

US125127652025
Method and Apparatus for Controlling Rectifier
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
0 cites
US124858002025
Traction Battery Heating Circuit, System, and Control Method, and Electric Device
Contemporary Amperex Technology Co., Limited
0 cites
US124384502025
Two-stage Electrical Controlling System and Electrical Apparatus
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
0 cites
US123814912025
Method and Apparatus for Suppressing Grid Voltage Imbalance
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
0 cites
US123683682025
Isolated Resonant Conversion Control Method, Apparatus and System, and Readable Storage Medium Based on Switching Frequency of Input-side Switch Transistor
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
0 cites
USD10837492025
Smart Ring
Shenzhen Yawell Intelligent Technology Co., Ltd.
0 cites
US123162292025
Voltage Conversion Circuit, Charging Apparatus, and Electric Device
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
0 cites
US122943102025
Method and Apparatus for Controlling Reverse Current of Phase-shifted Full-bridge Circuit
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
0 cites
US122669642025
Charging-and-discharging Apparatus, Method for Charging a Battery and Charging-and-discharging System
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
0 cites
US122271092025
Power Battery Heating System and Control Method and Control Circuit Thereof
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
0 cites
USD10531882024
Smart Watch
Shenzhen Yawell Intelligent Technology Co., Ltd.
0 cites
US121262472024
Bi-directional DC/DC Converter, Control Method and Apparatus Thereof, and Storage Medium
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
0 cites
USD10401002024
Combination Charging Case and Smart Ring
Shenzhen Yawell Intelligent Technology Co., Ltd.
0 cites
USD10307532024
Smart Watch
Shenzhen Yawell Intelligent Technology Co., Ltd.
0 cites
US119756322024
Power Battery Heating System and Control Method and Control Circuit Thereof
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
0 cites
US119622312024
Control Method and Device of Voltage Converter and Voltage Control System
Jiangsu Contemporary Amperex Technology Limited
0 cites
USD10185332024
Smart Watch
Shenzhen Yawell Intelligent Technology Co., Ltd.
0 cites
USD10011242023
Smart Watch
Shenzhen Yawell Intelligent Technology Co., Ltd.
0 cites
US117261332023
Energy Storage System and Insulation Detection Method Therefor
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
0 cites
US116953172023
Converter Control Method, Converter Control Apparatus, and Readable Storage Medium
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
0 cites
US116852892023
Charging and Discharging Device, Methods of Battery Charging and Discharging, and Charging and Discharging System
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
0 cites
USD09883162023
Smart Watch
Shenzhen Yawell Intelligent Technology Co., Ltd.
0 cites