Learn more

TIANJIN KEYVIA ELECTRIC CO LTD

Overview
  • Total Patents
    33
  • GoodIP Patent Rank
    63,863
  • Filing trend
    ⇧ 60.0%
About

TIANJIN KEYVIA ELECTRIC CO LTD has a total of 33 patent applications. It increased the IP activity by 60.0%. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets computer technology, electrical machinery and energy and measurement are NANJING SAC AUTOMATION CO LTD, XUCHANG XJ SOFTWARE TECHNOLOGY and FUZHOU FUDA HISI MICROELECTRONICS CO LTD.

Patent filings in countries

World map showing TIANJIN KEYVIA ELECTRIC CO LTDs patent filings in countries
# Country Total Patents
#1 China 33

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zhang Hao 10
#2 Song Jinchuan 8
#3 Yan Zhaohui 7
#4 Yan Xuesong 7
#5 Chen Huan 6
#6 Zhang Zhenhua 6
#7 Zhao Shuangshi 5
#8 Zeng Qingzhao 5
#9 Jinchuan Song 5
#10 Chuanqi Wang 4

Latest patents

Publication Filing date Title
CN111610409A Distance measurement method for electric railway AT power supply system
CN111460736A Modeling method of traction transformer moving die test system
CN111541227A Wide area protection system of AT full parallel power supply network based on artificial intelligence
CN111242463A Fault location method of AT single-wire power supply system based on BP neural network
CN110829367A System and method for improving non-electric quantity protection reliability
CN110991076A Method for predicting data storage state of NVRAM (non-volatile random Access memory) of relay protection device
CN110347652A A kind of Power quality management system multimachine database synchronization implementation method
CN110351139A A kind of Power quality management system multimachine master/slave realization method
CN109683058A A kind of urban rail transit contact network method for comprehensive detection based on big data
CN109656598A A kind of application program online upgrading method based on MQX real time operating system
CN108649545A A kind of build-out resistor screening of remote signalling circuit and method of quality control
CN109032798A A kind of Power quality management system shared drive lock control method
CN109032816A A kind of Power quality management system shared drive multi-computer communication synchronous method
CN109033353A A kind of Power quality management system shared drive update method
CN109032817A A kind of Power quality management system Sharing Memory Realization method
CN108777475A A kind of through cophase supply contact net feeder line relay protecting method
CN107276053A A kind of equipment for protecting optical fibre longitudinal difference and method of data synchronization
CN107395408A The general management system of track traffic video equipment and method
CN107133669A Track traffic synthetic monitoring intelligent short message alarm method
CN107132457A A kind of contact net fault location intelligent monitor system and method