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CENTRAL CHINA GRID CO LTD

Overview
  • Total Patents
    51
  • GoodIP Patent Rank
    89,412
About

CENTRAL CHINA GRID CO LTD has a total of 51 patent applications. Its first patent ever was published in 2006. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, environmental technology and it methods for management are NORTH CHINA BRANCH OF STATE GRID CORP OF CHINA, CENTRAL CHINA BRANCH STATE GRID CORP CHINA and STATE GRID XINJIANG ELECTRIC POWER CO.

Patent filings in countries

World map showing CENTRAL CHINA GRID CO LTDs patent filings in countries
# Country Total Patents
#1 China 51

Patent filings per year

Chart showing CENTRAL CHINA GRID CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Yong 16
#2 Jidong Chen 13
#3 Jiali Wang 13
#4 Chongfei Zhang 12
#5 Yu Zhang 12
#6 Bohua Wu 12
#7 Zhenzhu Li 11
#8 Xie Jun 11
#9 Li Huixin 10
#10 Junjie Zheng 9

Latest patents

Publication Filing date Title
CN106651096A Fuzzy comprehensive evaluation method for transient power angle instability and voltage instability
CN105680427A Multi-adaptive optical fiber differential protection method for power transmission line
CN105740352A Historical data service system used for smart power grid dispatching control system
CN105515064A Receiving-end power grid DC power emergency control measures quantification method
CN105552921A Difference adjustment coefficient layering and zoning optimization method of generator excitation system
CN105356427A Longitudinal zero sequence direction protection method of one-tower double-circuit parallel transmission line
CN105093033A Power grid multi-source information-based fault integrated analysis system and analysis method
CN104992377A Method for analyzing reliability of transformer based on service year and load level
CN104967115A Distributed cluster-type network topology coloring method for power system
CN104915750A Intelligent operation ticket management method and system for achieving integration with an EMS and an OMS
CN104701888A Real-time load regulating method for power grid using hydro-thermal power working condition self-matching mode
CN104332941A Staged current protecting setting method and generator model
CN104361155A Relay protection fault analysis method and device based on vector graph
CN104330667A Monitoring method for determining influence of speed regulating system on low-frequency oscillation damping
CN104318328A Maintenance decision optimization method for power grid device
CN104300535A In-network quick standby coordination and optimization scheduling method used after high-power vacancy accidents
CN104267284A One-click cooperative testing and detecting method and device for stability control system
CN104135390A Novel electric power communication system reliability analysis algorithm
CN104142419A Power grid short-circuit current acquiring method with influences of loads considered
CN103217597A Construction method of general test template of digital relay protective device