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GUANGZHOU BUREAU EXTRA HIGH VOLTAGE TRANSMISSION CO CHINA SOUTHERN POWER GRID CO LTD

Overview
  • Total Patents
    196
  • GoodIP Patent Rank
    7,914
  • Filing trend
    ⇧ 16.0%
About

GUANGZHOU BUREAU EXTRA HIGH VOLTAGE TRANSMISSION CO CHINA SOUTHERN POWER GRID CO LTD has a total of 196 patent applications. It increased the IP activity by 16.0%. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, measurement and computer technology are ELECTRIC POWER SCIENT RES INST STATE GRID JIANGXI ELECTRIC POWER CO LTD, ELECTRIC POWER RES INSTITUTE OF STATE GRID LIAONING ELECTRIC POWER SUPPLY CO LTD and GUANGZHOU POWER SUPPLY BUREAU GUANGDONG POWER GRID CO LTD.

Patent filings in countries

World map showing GUANGZHOU BUREAU EXTRA HIGH VOLTAGE TRANSMISSION CO CHINA SOUTHERN POWER GRID CO LTDs patent filings in countries
# Country Total Patents
#1 China 196

Patent filings per year

Chart showing GUANGZHOU BUREAU EXTRA HIGH VOLTAGE TRANSMISSION CO CHINA SOUTHERN POWER GRID CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liang Jiahao 34
#2 Liang Binggang 31
#3 Zhang Chaohui 29
#4 Xu Panteng 24
#5 Gu Yu 23
#6 Zhang Fuchun 21
#7 Tao Min 20
#8 Song Shubo 18
#9 Zheng Wulue 17
#10 Yang Xueguang 17

Latest patents

Publication Filing date Title
CN112104090A Visualization method, device and system for high-voltage direct-current control and protection secondary system
CN112039075A Converter station multidimensional data analysis and monitoring system
CN112234846A Voltage-sharing water pipe of extra-high voltage converter valve and voltage balancing method
CN112067935A Method and device for measuring non-disconnection parameters of core device of converter valve anode reactor
CN111948502A Method for evaluating oil paper insulation aging state of converter transformer
CN112069693A Method for measuring and calculating charge density of converter transformer oil paper insulation trap
CN112269066A Method for measuring non-disconnection parameters of core device of voltage-sharing capacitor circuit of converter valve
CN112269061A Valve section module component impedance measurement system
CN112269062A Valve section module element impedance tester
CN112257742A Converter valve inlet water temperature prediction correction method and operation and maintenance system
CN111807480A Gas discharge system applied to EDI device in closed environment
CN111777136A Compensation type connecting pipeline applied to EDI membrane stack
CN111991903A Novel security filter with differential pressure alarm function
CN112202323A Redundancy improving method for flexible direct current valve control protection system
CN111965429A Auxiliary device for quickly detecting insulation resistance of ceramic insulator
CN112164209A Method and system for predicting temperature of converter valve element of converter station
CN112183194A Non-contact converter station equipment parameter identification method and system
CN111999266A Converter valve voltage-sharing electrode scaling online monitoring system
CN111929564A Method and device for measuring non-disconnection parameter of thyristor-level circuit core device of converter valve
CN112101519A Converter valve cooling margin prediction operation and maintenance method and system based on LSTM