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YUNNAN POWER GRID CO LTD

Overview
  • Total Patents
    339
  • GoodIP Patent Rank
    4,354
  • Filing trend
    0.0%
About

YUNNAN POWER GRID CO LTD has a total of 339 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets it methods for management, electrical machinery and energy and environmental technology are ECONOMIC TECH RESEARCH INSTITUTE OF STATE GRID JIBEI ELECTRIC POWER CO LTD, STATE GRID JILIN ELECTRIC POWER SUPPLY CO and SHANGHAI ELECTRIC DISTRIBUTED ENERGY TECH CO LTD.

Patent filings in countries

World map showing YUNNAN POWER GRID CO LTDs patent filings in countries
# Country Total Patents
#1 China 339

Patent filings per year

Chart showing YUNNAN POWER GRID CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Lingfang 61
#2 Si Dajun 42
#3 You Guangzeng 41
#4 Zhao Chuan 40
#5 Zhao Ming 39
#6 Chen Yixuan 38
#7 Chen Shumin 36
#8 Zhu Xinchun 35
#9 Xiao Youqiang 33
#10 Wang Zhimin 31

Latest patents

Publication Filing date Title
CN112255461A Multi-domain broadband impedance measurement method for modular multilevel converter
CN112287565A Electrolytic aluminum power flow model modeling method based on electromechanical transient simulation
CN112256854A Intelligent AI conversation method and device based on AI natural language understanding
CN112258073A Power failure service overtime monitoring and identifying method based on index analysis
CN112188462A Safety management method of data acquisition unit
CN112260283A Power transmission section tide adjusting method and device for power system
CN112260288A Method and device for adjusting node voltage in power system
CN112261122A Sharing economic mode meter reading method based on intelligent data acquisition unit and intelligent data acquisition unit
CN112234612A Power system probability stability analysis method considering random disturbance amplitude
CN112234609A Nonlinear excitation control method based on power system random dynamics model
CN112052601A Optimal-fraction-radar-map-based power transmission and distribution network voltage sequence optimization method
CN112084198A Direct column writing method and device for node admittance matrix in compressed storage form
CN112032235A Internal friction type damper
CN112014460A Method and device for determining components of vibration damping material in particle damper
CN112038056A Indoor transformer sand bed shock insulation support
CN112031196A Combinable particle damper
CN112001143A Simulation method and device for IGBT (insulated Gate Bipolar transistor) in modular multilevel converter
CN112001144A Simulation method and device of modular multilevel converter
CN112103943A Safety checking method and device for delivery of electric power spot market in the day-ahead and storage medium
CN112103941A Energy storage configuration double-layer optimization method considering flexibility of power grid