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last 30 patents
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Patent Grant
Power battery heating system and control method and control circuit...
Patent number
11,975,632
Issue date
May 7, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiaojian Huang
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Protection circuit and battery management system
Patent number
11,962,174
Issue date
Apr 16, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Wei Zhang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control method and device of voltage converter and voltage control...
Patent number
11,962,231
Issue date
Apr 16, 2024
Jiangsu Contemporary Amperex Technology Limited
Weichen He
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Server of battery swapping station, charging method and system for...
Patent number
11,928,457
Issue date
Mar 12, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Zhanliang Li
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Battery charging and discharging controller device
Patent number
11,923,712
Issue date
Mar 5, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Zhanliang Li
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Thermal management system for battery pack and thermal management s...
Patent number
11,904,728
Issue date
Feb 20, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Yanru Li
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Electric vehicle battery voltage regulation system and control meth...
Patent number
11,901,757
Issue date
Feb 13, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Yuanmiao Zhao
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Permanent-magnet synchronous machine control method and device, and...
Patent number
11,894,786
Issue date
Feb 6, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiong Zheng
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Heating system, heating method and apparatus, and electric device
Patent number
11,876,160
Issue date
Jan 16, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xinwei Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Battery pack heating system and control method thereof
Patent number
11,772,515
Issue date
Oct 3, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiyang Zuo
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Battery pack system, control method thereof and management device
Patent number
11,735,787
Issue date
Aug 22, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiyang Zuo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Converter control method, converter control apparatus, and readable...
Patent number
11,695,317
Issue date
Jul 4, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Jinfeng Gao
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electric motor control method and device, system, and electric vehicle
Patent number
11,689,143
Issue date
Jun 27, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiong Zheng
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Charge and discharge circuit
Patent number
11,652,352
Issue date
May 16, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Zhimin Dan
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Battery management system, and method and apparatus for transmittin...
Patent number
11,637,440
Issue date
Apr 25, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Zhimin Dan
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Traction battery self-heating control method and device
Patent number
11,605,848
Issue date
Mar 14, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiaojian Huang
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Motor, control method, power system, and electric vehicle
Patent number
11,606,058
Issue date
Mar 14, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiaojian Huang
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Electric protection circuit
Patent number
11,600,992
Issue date
Mar 7, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Jinbo Cai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Current modulation module, parameter determination module, battery...
Patent number
11,548,405
Issue date
Jan 10, 2023
Jiangsu Contemporary Amperex Technology Limited
Xiaojian Huang
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Heating method for rechargeable battery, control unit and heating c...
Patent number
11,515,588
Issue date
Nov 29, 2022
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xinxin Du
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Traction battery self-heating control method and device
Patent number
11,502,346
Issue date
Nov 15, 2022
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiaojian Huang
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Battery thermal management system, control method and device of bat...
Patent number
11,453,311
Issue date
Sep 27, 2022
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiaojian Huang
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Control method and apparatus, power system, and electric vehicle
Patent number
11,418,143
Issue date
Aug 16, 2022
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiaojian Huang
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Charge and discharge circuit
Patent number
11,418,046
Issue date
Aug 16, 2022
Contemporarv Amperex Technologv Co., Limited
Jinbo Cai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Battery heating system
Patent number
11,407,331
Issue date
Aug 9, 2022
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiyang Zuo
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Thermal runaway detection circuit and method
Patent number
11,353,515
Issue date
Jun 7, 2022
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiao Wang
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Battery heating system
Patent number
11,351,888
Issue date
Jun 7, 2022
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiyang Zuo
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Control system and method for battery pack heating system, and batt...
Patent number
11,338,702
Issue date
May 24, 2022
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Tiancong Wang
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Battery management system and communication method thereof
Patent number
11,329,866
Issue date
May 10, 2022
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Zhimin Dan
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Measurement device for measuring a current calibration coefficient
Patent number
11,327,139
Issue date
May 10, 2022
Contemperary Amperex Technology Co., Limited
Yizhen Hou
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
CHARGE/DISCHARGE CIRCUIT, CHARGE/DISCHARGE SYSTEM, AND CHARGE/DISCH...
Publication number
20240079984
Publication date
Mar 7, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiaojian HUANG
B60 - VEHICLES IN GENERAL
Information
Patent Application
BATTERY HEATING METHOD, CHARGING DEVICE, AND BATTERY MANAGEMENT SYSTEM
Publication number
20240010103
Publication date
Jan 11, 2024
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Zhanliang LI
B60 - VEHICLES IN GENERAL
Information
Patent Application
BATTERY HEATING DEVICE AND CONTROL METHOD AND CIRCUIT THEREFOR, AND...
Publication number
20230411734
Publication date
Dec 21, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiaojian Huang
B60 - VEHICLES IN GENERAL
Information
Patent Application
BATTERY HEATING METHOD, APPARATUS, DEVICE AND STORAGE MEDIUM
Publication number
20230402672
Publication date
Dec 14, 2023
Contemporary Amperex Technology Co., Limited
Xinwei CHEN
G01 - MEASURING TESTING
Information
Patent Application
HEATING CIRCUIT FOR BATTERY, CONTROL METHOD THEREFOR, BATTERY, AND...
Publication number
20230395890
Publication date
Dec 7, 2023
Contemporary Amperex Technology Co., Limited
Yuanmiao ZHAO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HEATING METHOD AND HEATING SYSTEM OF TRACTION BATTERY
Publication number
20230395899
Publication date
Dec 7, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xinwei CHEN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
THERMAL MANAGEMENT METHOD AND THERMAL MANAGEMENT SYSTEM
Publication number
20230387494
Publication date
Nov 30, 2023
Contemporary Amperex Technology Co., Limited
Yuanmiao ZHAO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TEST SYSTEM AND METHOD FOR POWER CONVERSION DEVICES, ELECTRONIC DEV...
Publication number
20230384395
Publication date
Nov 30, 2023
Contemporary Amperex Technology Co., Limited
Chunfa WANG
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
BATTERY HEATING SYSTEM AND METHOD, POWER SUPPLY SYSTEM, AND ELECTRI...
Publication number
20230387492
Publication date
Nov 30, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xinwei CHEN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRIC VEHICLE BATTERY VOLTAGE REGULATION SYSTEM AND CONTROL METH...
Publication number
20230378791
Publication date
Nov 23, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Yuanmiao ZHAO
B60 - VEHICLES IN GENERAL
Information
Patent Application
SWITCHING CIRCUIT AND POWER SUPPLY DEVICE
Publication number
20230308013
Publication date
Sep 28, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Yuan YAO
B60 - VEHICLES IN GENERAL
Information
Patent Application
BATTERY HEATING APPARATUS, CONTROL METHOD AND CONTROL CIRCUIT THERE...
Publication number
20230299374
Publication date
Sep 21, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiaojian HUANG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CHARGING AND HEATING APPARATUS AND METHOD AND APPARATUS FOR CONTROL...
Publication number
20230299606
Publication date
Sep 21, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiyang ZUO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BATTERY FORMATION APPARATUS, CONTROL METHOD FOR BATTERY FORMATION A...
Publication number
20230291219
Publication date
Sep 14, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Zhanliang LI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
TRACTION BATTERY HEATING CIRCUIT, SYSTEM, AND CONTROL METHOD, AND E...
Publication number
20230256867
Publication date
Aug 17, 2023
Contemporary Amperex Technology Co., Limited
Xiaojian HUANG
B60 - VEHICLES IN GENERAL
Information
Patent Application
DC/DC CONVERSION CIRCUIT, POWER UNIT, CHARGING PILE, AND CHARGE-DIS...
Publication number
20230231218
Publication date
Jul 20, 2023
Contemporary Amperex Technology Co., Limited
Zhanliang LI
B60 - VEHICLES IN GENERAL
Information
Patent Application
ELECTRIC VEHICLE CONTROL SYSTEM, CONTROL METHOD, AND COMPUTER-READA...
Publication number
20230208327
Publication date
Jun 29, 2023
Contemporary Amperex Technology Co., Limited
Xinwei CHEN
B60 - VEHICLES IN GENERAL
Information
Patent Application
BATTERY CHARGING METHOD AND VEHICLE ELECTRICAL SYSTEM
Publication number
20230208149
Publication date
Jun 29, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Diping LIU
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
BATTERY HEATING CONTROL METHOD AND APPARATUS, AND ELECTRONIC DEVICE
Publication number
20230207915
Publication date
Jun 29, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Wei CHEN
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SELF-HEATING CONTROL CIRCUIT AND SYSTEM
Publication number
20230198282
Publication date
Jun 22, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Zhanliang LI
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
ELECTRICAL SYSTEM AND ELECTRICAL APPARATUS
Publication number
20230144700
Publication date
May 11, 2023
Contemporary Amperex Technology Co., Limited
Yuan YAO
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
HEATING SYSTEM, HEATING METHOD AND APPARATUS, AND ELECTRIC DEVICE
Publication number
20230146978
Publication date
May 11, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xinwei CHEN
B60 - VEHICLES IN GENERAL
Information
Patent Application
CONTROL METHOD, DEVICE, POWER SYSTEM AND ELECTRIC VEHICLE
Publication number
20230130303
Publication date
Apr 27, 2023
Contemporary Amperex Technology Co., Limited
Xiaojian HUANG
B60 - VEHICLES IN GENERAL
Information
Patent Application
THERMAL MANAGEMENT METHOD AND SYSTEM, DOMAIN CONTROL UNIT AND STORA...
Publication number
20230127005
Publication date
Apr 27, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xinwei CHEN
B60 - VEHICLES IN GENERAL
Information
Patent Application
CHARGING DEVICE, CHARGING CONTROL METHOD, ENERGY MANAGEMENT SYSTEMT...
Publication number
20230120625
Publication date
Apr 20, 2023
Contemporary Amperex Technology Co., Limited
Qidong Lou
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CHARGING METHOD AND POWER CONVERSION EQUIPMENT
Publication number
20230070522
Publication date
Mar 9, 2023
Contemporary Amperex Technology Co., Limited
Shuyun XIONG
B60 - VEHICLES IN GENERAL
Information
Patent Application
CHARGING METHOD, BATTERY MANAGEMENT SYSTEM OF TRACTION BATTERY AND...
Publication number
20230076134
Publication date
Mar 9, 2023
Contemporary Amperex Technology Co., Limited
Shuyun XIONG
B60 - VEHICLES IN GENERAL
Information
Patent Application
PERMANENT-MAGNET SYNCHRONOUS MACHINE CONTROL METHOD AND DEVICE, AND...
Publication number
20230067971
Publication date
Mar 2, 2023
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Xiong ZHENG
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
VEHICLE CONTROL METHOD, MODULE, AND SYSTEM, DEVICE AND MEDIUM
Publication number
20230069189
Publication date
Mar 2, 2023
Comtemporary Amperex Technology Co., Limited
Zhanliang LI
B60 - VEHICLES IN GENERAL
Information
Patent Application
METHOD FOR HEATING A BATTERY PACK, BATTERY HEATING SYSTEM AND ELECT...
Publication number
20230062270
Publication date
Mar 2, 2023
Contemporary Amperex Technology Co., Limited
Zhanliang LI
H01 - BASIC ELECTRIC ELEMENTS