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CHANGJIANG GEOPHYSICAL EXPLOR & TESTING CO LTD

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    103,148
  • Filing trend
    ⇧ 450.0%
About

CHANGJIANG GEOPHYSICAL EXPLOR & TESTING CO LTD has a total of 16 patent applications. It increased the IP activity by 450.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets measurement, civil engineering and computer technology are INST GEOLOGY & GEOPHYSICS CAS, MARTIN JEAN PIERRE and SELCO MINING CORP LTD.

Patent filings in countries

World map showing CHANGJIANG GEOPHYSICAL EXPLOR & TESTING CO LTDs patent filings in countries
# Country Total Patents
#1 China 16

Patent filings per year

Chart showing CHANGJIANG GEOPHYSICAL EXPLOR & TESTING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Jianqing 16
#2 Ma Shengmin 8
#3 Chen Min 4
#4 Cai Jiaxing 2
#5 Du Huiguang 2
#6 Tan Xianjiang 2
#7 Liu Runze 2
#8 Li Zhaofeng 2
#9 Lu Ernan 2
#10 Wang Weidu 2

Latest patents

Publication Filing date Title
CN110553822A vertical through anchor cable multi-cycle tension test method
CN109684778A A kind of digital cores intelligent management system
CN109597135A A kind of electrical prospecting sounding gear waterborne and method
CN109445497A A kind of temperature and pressure automatic balancing arrangement
CN109386278A A kind of opening constriction device and the probe that drills
CN108872008A Rockfill density measuring method based on additional mass method theory template
CN108821037A A kind of Electromagnetic CT data collection system
CN108873060A A kind of time passage compactness inspection system and method for compound slurry stockpile
CN108952674A A kind of assay method and system of the engaging portion Tu Yan unfavorable geologic body detection
CN108844853A A kind of compound slurry rock-fill dams density measurement method and apparatus based on additional mass
CN108872391A For evaluating the Analysis of Geophysical Survey method of Rock Slide Stability state
CN108594297A A kind of magnetic fixed connection apparatus being connect with wave detector for mass block
CN108469364A The model test apparatus and method of concrete for hydraulic structure hidden defects detection
CN108257080A Unfavorable geologic body exception quick plane mapping method in Electromagnetic CT profilograph
CN106842285A A kind of mechanical focus
CN106382115A Roller delivering type borehole television system and detection method of same