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THE FOURTH ENG CO LTD OF CHINA ZHONGTIE MAJOR BRIDGE ENG GROUP

Overview
  • Total Patents
    27
  • GoodIP Patent Rank
    60,667
  • Filing trend
    ⇧ 450.0%
About

THE FOURTH ENG CO LTD OF CHINA ZHONGTIE MAJOR BRIDGE ENG GROUP has a total of 27 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 civil engineering, measurement and materials and metallurgy are ZHEJIANG COMM CONSTR GROUP CO LTD, KOREA SE CORP and GUANGDONG NO 3 WATER CONSERVANCY & HYDRO ELECTRIC ENG BOARD CO LTD.

Patent filings in countries

World map showing THE FOURTH ENG CO LTD OF CHINA ZHONGTIE MAJOR BRIDGE ENG GROUPs patent filings in countries
# Country Total Patents
#1 China 27

Patent filings per year

Chart showing THE FOURTH ENG CO LTD OF CHINA ZHONGTIE MAJOR BRIDGE ENG GROUPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yu Guoyuan 5
#2 Zhang Jialun 4
#3 Zou Jimin 4
#4 Song Haitao 4
#5 Chen Guojun 4
#6 Wang Lei 4
#7 Tao Jun 4
#8 Wang Shuli 4
#9 Huang Cheng 4
#10 Jia Weijun 4

Latest patents

Publication Filing date Title
CN112252327A Sand cleaning system and method for side pressure slurry tank of steel pipe pile
CN112067497A Method and auxiliary tool for detecting compactness of sand filling in steel pipe pile
CN111827121A Construction device and construction method for high-voltage cable bridge passage
CN111854708A Bidirectional prism support and tower column monitoring method based on same
CN111793165A Seawater erosion bare concrete additive and preparation method thereof
CN111521148A Method for rapidly measuring plane coordinates of reference points on tower column
CN110644424A Floating dock capable of self-adapting to water tide level
CN110644368A Integral installation method of movable formwork
CN110508726A A kind of two-flap type steel reinforcement cage tire film frame, device and fabrication of reinforcing cage method
CN109653236A Tower-crane foundation structure for restricted clearance
CN109610493A Correct the construction method of open caisson center deviation
CN109610338A A kind of suspension bridge king-post base opening mortar leakage prevention construction method
CN109397522A A kind of universal precast beam pedestal being applicable in Soft Clay and its construction method
CN109371995A The manufacturing method in circular steel tubing string cofferdam
CN108951426A It is a kind of for setting up the support device and construction system of eminence steel girder segment
CN109056729A A kind of dredger and dredging method of filling concrete pipe
CN108517885A A kind of high-rise pile cap cofferdam and cofferdam construction method
CN108560537A It is a kind of exempt from dismount plate steel reinforcement cage decentralization beat tip device and steel reinforcement cage pay-off method
CN108330994A A kind of steel sheet-pile cofferdam and rapid plugging method for fiberglass equipped with Quick leak stoppage apparatus
CN108330964A Complicated landform steel pile casting mounting device and its installation method