Inventor
DAN ZHIMIN
CN106 patents
⚠️ This page may combine multiple inventors who share the name “DAN ZHIMIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD
43 patentsUS11515588B2Nov 29, 2022
Heating method for rechargeable battery, control unit and heating circuit
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD7 citations84
US11183917B1Nov 23, 2021
Power converter, power conversion system, and power conversion method
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD7 citations84
US10886757B2Jan 5, 2021
Battery pack system, control method thereof and management device
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD8 citations83
US12051934B2Jul 30, 2024
Method for charging battery, charging and discharging device
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD3 citations74
US11251630B2Feb 15, 2022
Battery management system with wireless communication unit
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD6 citations74
US11296525B2Apr 5, 2022
Control device, energy conversion system, energy conversion method and storage medium
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD3 citations73
US11251714B1Feb 15, 2022
Method, apparatus and system for improving energy transmission efficiency between battery and power grid
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD3 citations73
US10957950B1Mar 23, 2021
Heating module, heating method for battery module, and heating system
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD4 citations73
US10928459B2Feb 23, 2021
Battery detection circuit and battery management system
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD5 citations73
US10895593B2Jan 19, 2021
Parameter selection method and apparatus, and storage medium for insulation detection circuit
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations73
US10823784B2Nov 3, 2020
Current detection system, method and device
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD3 citations73
US10780795B2Sep 22, 2020
Battery heating system and control method thereof
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD6 citations73
US10761118B2Sep 1, 2020
Battery high voltage sampling circuit and battery management system
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations73
US10725110B2Jul 28, 2020
Current detection system, method and device
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD3 citations73
US11923712B2Mar 5, 2024
Battery charging and discharging controller device
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD4 citations72
US11735787B2Aug 22, 2023
Battery pack system, control method thereof and management device
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations72
US11637440B2Apr 25, 2023
Battery management system, and method and apparatus for transmitting information
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations72
US11146090B2Oct 12, 2021
Battery management system, and method and apparatus for transmitting information
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations72
US10992327B2Apr 27, 2021
Wireless radio frequency communication system
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD5 citations72
US10938628B2Mar 2, 2021
Battery management system and communication method thereof
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD2 citations72
US10756770B2Aug 25, 2020
Wireless radio frequency communication system
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD3 citations72
US11327139B2May 10, 2022
Measurement device for measuring a current calibration coefficient
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations63
US12115878B2Oct 15, 2024
Method, apparatus, device and medium for electric energy transmission
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations62
US12090885B2Sep 17, 2024
Battery swapping method, apparatus, system, device and medium
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations62
US11975632B2May 7, 2024
Power battery heating system and control method and control circuit thereof
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US11926239B2Mar 12, 2024
Vehicle control method, module, and system, device and medium
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US11876160B2Jan 16, 2024
Heating system, heating method and apparatus, and electric device
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations62
US11329866B2May 10, 2022
Battery management system and communication method thereof
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US11249123B2Feb 15, 2022
Method and device for obtaining internal side, external side insulation resistances of relay, and battery management system
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US11139514B2Oct 5, 2021
Battery pack heating apparatus for double vehicle heating and control method
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations62
US11050287B2Jun 29, 2021
Battery pack system and its control method, management device
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations62
US11021064B2Jun 1, 2021
Battery pack heating apparatus and method of battery pack heating control
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations62
US11001165B2May 11, 2021
Battery pack heating apparatus and method of battery pack heating control
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US10996251B2May 4, 2021
Method and device for obtaining internal side, external side insulation resistances of relay, and battery management system
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations62
US10971771B2Apr 6, 2021
Battery heating system and control method thereof
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations62
US10718797B2Jul 21, 2020
Current detecting apparatus and battery management system
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations62
US12128859B2Oct 29, 2024
Battery swapping method, module, device and medium
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations61
US11928457B2Mar 12, 2024
Server of battery swapping station, charging method and system for battery, device and medium
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations61
US11689143B2Jun 27, 2023
Electric motor control method and device, system, and electric vehicle
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations61
US10890711B2Jan 12, 2021
Insulation detection circuit and method, and battery management system
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations61
US10763552B2Sep 1, 2020
Insulation detection circuit and method, and battery management system
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations61
US11338702B2May 24, 2022
Control system and method for battery pack heating system, and battery pack heating management system
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD0 citations60
US11120958B2Sep 14, 2021
Relay holding circuit and battery management system
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD1 citations57
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD
5 patentsUS12341423B2Jun 24, 2025
Switching circuit and power supply device
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations63
US12230987B2Feb 18, 2025
Power conversion device
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD1 citations63
US12485800B2Dec 2, 2025
Traction battery heating circuit, system, and control method, and electric device
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations62
US12397681B2Aug 26, 2025
Method for heating a battery pack, battery heating system and electric apparatus
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations61
US12113388B2Oct 8, 2024
Charging control method and apparatus, battery management system and readable storage medium
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD0 citations61
JIANGSU CONTEMPORARY AMPEREX TECH LTD
2 patentsShowing the top 50 of 106 patents by PatentIndex Score.