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CHANGZHOU RUIHUA POWER ELECTRONIC DEVICES CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    204,190
About

CHANGZHOU RUIHUA POWER ELECTRONIC DEVICES CO LTD has a total of 11 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets semiconductors, measurement and environmental technology are FOSHAN NATIONSTAR SEMICONDUCTOR CO LTD, SHINKAWA KK and DONOFRIO MATTHEW.

Patent filings in countries

World map showing CHANGZHOU RUIHUA POWER ELECTRONIC DEVICES CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing CHANGZHOU RUIHUA POWER ELECTRONIC DEVICES CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Xueyun 7
#2 Yan Hui 7
#3 Sun Xiangyu 6
#4 Shao Lingxiang 4
#5 Hui Yan 3
#6 Sun Xiaofeng 3
#7 Xiang Luoyi 2
#8 Chen Chen 2
#9 Shufang Yan 2
#10 Xingzhong Chen 2

Latest patents

Publication Filing date Title
CN105945484A Accurate welding and positioning structure for module electrode
CN105932002A High-conductivity break-resistant chip connection structure for power semiconductor module
CN105628246A Power semiconductor module temperature monitoring system
CN104392943A Preparation method of low-stress high-weldability nickel-plated electrode
CN103401430A Symmetric half-bridge type soft switching DC (direct current) converter
CN103312160A Bidirectional two-input CUCK/SEPIC direct current converter and power distribution method thereof
CN103346670A Dual-direction dual-input ZETA/SEPIC direct-current converter and power distribution method thereof
CN103344347A Power semiconductor module for measuring chip temperature conveniently
CN102769010A Large-current high-density contact pin type rectifier bridge
CN102222664A High-current high-voltage high-frequency high-performance IGBT (Insulated Gate Bipolar Transistor) module
CN102201396A Large insulated gate bipolar translator (IGBT) module and packaging method thereof