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GUIZHOU CHANGZHENG ELECTRIC ASSEMBLY CO LTD

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    74,175
  • Filing trend
    ⇧ 50.0%
About

GUIZHOU CHANGZHENG ELECTRIC ASSEMBLY CO LTD has a total of 23 patent applications. It increased the IP activity by 50.0%. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets measurement, electrical machinery and energy and environmental technology are EA TECH LIMITED, NANJING HEZHI ELECTRIC POWER TECH CO LTD and ROOTECH INC.

Patent filings in countries

World map showing GUIZHOU CHANGZHENG ELECTRIC ASSEMBLY CO LTDs patent filings in countries
# Country Total Patents
#1 China 23

Patent filings per year

Chart showing GUIZHOU CHANGZHENG ELECTRIC ASSEMBLY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhou Daojuan 13
#2 Wang Jing 8
#3 Wang Hui 7
#4 Yuan Guoping 6
#5 Zhou Daohong 6
#6 Wang Xiaohuan 5
#7 Chen Qing 5
#8 Zhou Daopeng 4
#9 Deng Qiyong 1
#10 Qiu Xinjun 1

Latest patents

Publication Filing date Title
CN111229871A Copper bar correcting device
CN111054964A Copper bar cutting device
CN111029227A Moving contact and connecting assembly thereof
CN111049032A Distribution box
CN111146714A Box-type substation
CN110736863A electric energy meter crimping device convenient for positioning
CN110736956A automatic crimping detection device for electric energy meter terminals
CN110736864A electric energy gauge pressure mounting structure convenient to adjust
CN110320426A A kind of portable power transformer detection device
CN108614176A A kind of Current Voltage adjusting instruction carriage
CN108769069A A kind of encryption method for becoming distribution intelligence control system
CN108598883A A kind of three-phase load unbalance comprehensive distribution box
CN107677986A Three position electric energy meter self-help comparison devices and its comparison method
CN107942282A Mechanical electric energy meter self-help comparison device and its comparison method
CN106248358A The testboard of VIC vacuum circuit breaker break-in test fixture
CN106053052A Wearing test tool of VIC vacuum circuit breaker
CN106208303A A kind of wind energy is met an urgent need automobile alternating current-direct current charging pile
CN106248359A VIC vacuum circuit breaker break-in test chassis
CN106154148A The buffer unit of VIC vacuum circuit breaker break-in test fixture
CN105572575A Control system for plurality of vacuum circuit breakers to simultaneously carry out running-in tests