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CHINA MINING DRIVES & AUTOMATION CO LTD

Overview
  • Total Patents
    92
  • GoodIP Patent Rank
    25,732
  • Filing trend
    ⇩ 27.0%
About

CHINA MINING DRIVES & AUTOMATION CO LTD has a total of 92 patent applications. It decreased the IP activity by 27.0%. Its first patent ever was published in 2008. It filed its patents most often in China, Australia and United States. Its main competitors in its focus markets electrical machinery and energy, environmental technology and measurement are Guangdong mingyang longyuan power electronics co ltd, SHENZHEN INVT ELECTRIC CO LTD and DANFOSS POWER ELECTRONICS AS.

Patent filings in countries

World map showing CHINA MINING DRIVES & AUTOMATION CO LTDs patent filings in countries

Patent filings per year

Chart showing CHINA MINING DRIVES & AUTOMATION CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tan Guojun 75
#2 Li Hao 29
#3 Yang Bo 23
#4 He Fengyou 21
#5 Geng Chengfei 17
#6 Guojun Tan 16
#7 Zhang Jingwei 15
#8 Liu Yi 13
#9 Wu Xuanqin 10
#10 Wu Xiang 10

Latest patents

Publication Filing date Title
CN111830389A IGBT junction temperature estimation system and method based on emitter power terminal temperature
CN111736053A Circuit and method for detecting overvoltage breakdown characteristic of IGBT
CN111781482A Method and device for detecting health state of bonding wire of high-power SIC MOSFET module
CN111092658A Device and method for monitoring information of multi-motor cluster system
CN110943652A Multi-motor cluster system drive control device, method and system
CN110971301A Long-distance communication device and method for multi-motor cluster system
CN111030513A Fault state redundancy switching control method and device for multi-motor cluster system
CN110995087A Power balance control method and device for multi-motor cluster system
CN110932235A Method and device for protecting multi-motor cluster system
CN111039132A Method and device for safe parking control of lifting system
CN110844739A Load identification method and device for mine hoist and load early warning method
CN110562816A Mine hoisting interactive protection test system and method
CN110350484A A kind of IGBT short trouble fast protection method and circuit
CN109510166A A kind of power system in mines electric shock detection and prevention and control device and method
CN109474188A Three level high-voltage high-power water-cooling frequency convertor system
CN109743054A A kind of bis- class short circuit current suppression circuit of SiC MOSFET and method
CN109495102A A kind of SiC MOSFET one kind short circuit current suppression circuit and method
CN110190838A A kind of SiC MOSFET short-circuit protection circuit and method based on short circuit current inhibition
CN109444621A A kind of high-power NPC three-level inverter power module electric current online test method
CN109188177A A kind of high-power NPC three-level inverter short circuit current on-line detecting system