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STATE GRID HEILONGJIANG ELECTRIC POWER CO LTD ELECTRIC POWER RES INST

Overview
  • Total Patents
    113
  • GoodIP Patent Rank
    12,586
  • Filing trend
    ⇧ 875.0%
About

STATE GRID HEILONGJIANG ELECTRIC POWER CO LTD ELECTRIC POWER RES INST has a total of 113 patent applications. It increased the IP activity by 875.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets measurement, electrical machinery and energy and computer technology are ELECTRIC POWER RES INST STATE GRID SHANXI ELECTRIC POWER CO, QNOVO INC and ELECTRIC POWER RES INST STATE GRID JIANGSU ELECTRIC POWER CO.

Patent filings in countries

World map showing STATE GRID HEILONGJIANG ELECTRIC POWER CO LTD ELECTRIC POWER RES INSTs patent filings in countries
# Country Total Patents
#1 China 113

Patent filings per year

Chart showing STATE GRID HEILONGJIANG ELECTRIC POWER CO LTD ELECTRIC POWER RES INSTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Hongda 36
#2 Hu Yuanting 26
#3 Liang Jianquan 24
#4 Chen Xiaoguang 24
#5 Cui Jiapeng 23
#6 Yu Chunlai 22
#7 Hao Wenbo 22
#8 Xu Mingyu 21
#9 Wang Yue 20
#10 Li Lin 20

Latest patents

Publication Filing date Title
CN112271756A New energy station grid connection stability evaluation method
CN112271760A Frequency modulation control method suitable for direct-drive wind power plant alternating current grid connection
CN112271735A Analysis method for reactive power balance of 220kV and below voltage level power grid
CN112285469A Relay protection fault processing method
CN112234628A Low-frequency oscillation suppression method for power system
CN112165106A DFIG subsynchronous oscillation suppression method based on biquadratic generalized integrator
CN112159974A Oxide coating for enhancing wear resistance of hardware fitting and application thereof
CN112180131A Probe mechanism of on-line measuring device for contact voltage of isolating switch
CN112072908A Six-inductor double-switch PFC topological structure for improving UPS power factor
CN111965652A Hot-line work protective cap based on random forest algorithm
CN111983084A Method for detecting content of hydrolysable fluoride in sulfur hexafluoride gas
CN111884223A Line loss calculation method for power passing through network
CN111864747A Power grid oscillation splitting judgment method taking voltage as criterion
CN111891562A Portable hot-line work tool storage box
CN111725821A Power grid system subsynchronous oscillation defense line establishing method
CN111725738A High-voltage line insulator electromagnetic deicing system
CN111771865A Bird repelling device and method for laying conducting film on tower cross arm
CN111796194A Pulse current method-based VRLA storage battery internal resistance online detection method and device for realizing same
CN111929516A Reactor low-temperature resistance detection system and detection method based on optical fiber sensor
CN111751682A Pressurization method for on-site partial discharge measurement of overhauled transformer