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XUJI GROUP CO LTD

Overview
  • Total Patents
    816
  • GoodIP Patent Rank
    2,553
  • Filing trend
    ⇩ 100.0%
About

XUJI GROUP CO LTD has a total of 816 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2001. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, environmental technology and measurement are BEIJING SIFANG AUTOMATION CO, XUJI ELECTRIC CO LTD and NARI RELAYS ELECTRIC CO LTD.

Patent filings in countries

World map showing XUJI GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 816

Patent filings per year

Chart showing XUJI GROUP CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ma Yicheng 46
#2 Yao Weizheng 45
#3 Ni Chuankun 42
#4 Wang Lin 37
#5 Zhou Shuibin 37
#6 Li Xu 37
#7 Li Baowei 35
#8 Fan Zhanfeng 33
#9 Wu Xiaozhao 30
#10 Cheng Linzhi 29

Latest patents

Publication Filing date Title
CN107658837A The data process of refinement method and system of relay protection device
CN107659192A A kind of current conversion station and its valve group, which are thrown, moves back process Neutron module pressure equalizing control method
CN107634464A Movable transformer pack
CN107575346A A kind of pneumatic unbalance detection of wind-driven generator group wind-wheel and device
CN107564223A A kind of transmission line of electricity external force damage prevention alarm method and system
CN107585519A A kind of production line, production line mother car and the sub- car of production line
CN107545328A A kind of photovoltaic plant start capacity prediction methods and system
CN107583248A A kind of pole-climbing fastener and pole-climbing safety device
CN107546778A A kind of power station intelligence in-situ control system and method based on IEC61850 standards
CN107591285A A kind of fixed mount component and the relay protection system using the fixed mount component
CN107562036A A kind of test device and method of testing of precisely load control system
CN107591892A A kind of intelligent substation O&M method and system
CN107577846A A kind of engine room cover of wind turbine strength determining method
CN107579506A The recognition methods of TA abnormalities in multiple differential protection and device
CN107546718A A kind of recognition methods of TA abnormalities in protection positioned at multiple differential and device
CN107404405A A kind of intelligent substation IEC61850 conformance test methods and system
CN107564758A A kind of high-voltage switch gear and its double acting transmission system
CN107404157A A kind of laser energy obtaining system
CN107425512A A kind of comprehensive trip method of intersite line protection and its system based on weight distribution
CN107394892A The debugging range determining method and system of a kind of intelligent substation separation fluctuation