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XJ ELECTRIC CO LTD

Overview
  • Total Patents
    30
  • GoodIP Patent Rank
    163,376
  • Filing trend
    ⇩ 100.0%
About

XJ ELECTRIC CO LTD has a total of 30 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2003. It filed its patents most often in WIPO (World Intellectual Property Organization), China and EPO (European Patent Office). Its main competitors in its focus markets electrical machinery and energy, semiconductors and environmental technology are MOUSSAOUI ZAKI, GRAND POWER SOURCES INC and Intersil Americas LLC.

Patent filings in countries

World map showing XJ ELECTRIC CO LTDs patent filings in countries

Patent filings per year

Chart showing XJ ELECTRIC CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ruisheng Li 7
#2 Yao Weizheng 6
#3 Xiao Jin 6
#4 Zhang Jian 6
#5 Li Jungang 5
#6 Li Huajun 5
#7 Qiang Wang 4
#8 Zhu Xinhua 4
#9 Wei Yong 4
#10 Du Yuge 4

Latest patents

Publication Filing date Title
WO2021042800A1 Valve tower for flexible direct-current converter valve
CN102420462A Process-level smart terminal equipment of smart substation
CN102354953A Electric-cooker transformer relay protecting method
CN102435813A Method for collecting current on low-voltage side of electric furnace transformer and relay protection device
CN102420715A IEEE (Institute of Electrical and Electronics Engineers) 1588 protocol negative test method
CN102064612A System and method for maintaining condition of relay protection
CN101877002A Memory database distributed type access method and system based on unified interface
CN101699306A Method for monitoring current acquisition circuit of electric power secondary system
CN101593964A Method for longitudinal zero-sequence power direction protection of double circuit line on same pole
CN1712978A Self-adaptable dicrimination for permanent fault of high-voltage electrical network
CN1635679A Method of current transformer saturation identification and method of current differential protection on saturation thereof
CN1635386A Relay protection fault detection module
CN1635678A Digital longitudinal differential protection sampling serial number adjusting method
CN1635677A Method of current transformer disconnection identification and differential protection in longitudinal differential protection
CN1635680A Quick speed varible-data window phasor solving method