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CHINA TIESIJU CIVIL ENG GROUP CO LTD

Overview
  • Total Patents
    202
  • GoodIP Patent Rank
    7,195
  • Filing trend
    ⇧ 441.0%
About

CHINA TIESIJU CIVIL ENG GROUP CO LTD has a total of 202 patent applications. It increased the IP activity by 441.0%. Its first patent ever was published in 2016. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering, computer technology and materials and metallurgy are BRIDGE & TUNNEL ENG CO LTD OF CCCC FIRST HIGHWAY ENG CO LTD, CHINA RAILWAY 12TH BUREAU GR and CHINA RAILWAY 18TH BUREAU GROUP CO LTD.

Patent filings in countries

World map showing CHINA TIESIJU CIVIL ENG GROUP CO LTDs patent filings in countries

Patent filings per year

Chart showing CHINA TIESIJU CIVIL ENG GROUP CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Shengtao 41
#2 Liang Chao 29
#3 Lu Yue 28
#4 Chen Wenyin 18
#5 Yao Dachuang 16
#6 Cheng Chong 16
#7 Zhao Xing 16
#8 Liu Daoxue 16
#9 Huang Hai 15
#10 Yang Ming 15

Latest patents

Publication Filing date Title
CN112253201A Prestressed anchor rod with grouting and grout stopping device and using method thereof
CN112253162A Water-rich sand layer large-diameter jacking pipe group entrance and exit reinforcing structure and construction method
CN112059378A Welding nail verticality control device
CN112049665A Construction method for treating karst development tunnel after passing through and supporting structure
CN112211576A Down-the-hole bores dust suppression equipment with dirt gravel separation work ability
CN112108804A Basket is hung in portable gate-type welding suitable for multiposition
CN112081097A Profile steel positioning device for SMW construction method pile and construction method thereof
CN111927489A Active and pile-plate combined tunnel supporting system penetrating through tunnel dissolving group and construction method
CN111997669A Support system of hyperboloid dome underground tank room and construction method thereof
CN112127920A One-step molding sector excavation method for double-curved-surface cave depot dome
CN112145185A Hyperboloid cave depot dome excavation method
CN112129183A Hyperboloid cave depot dome accurate and rapid forming blasting excavation method
CN112065470A Cave depot tank body excavation method
CN111980020A Construction method of double-wall steel suspension box cofferdam of main bridge bearing platform of super-large bridge
CN112048952A Ballastless track breaking and outward transportation construction method for high-speed rail operation line
CN112065446A Construction method of secondary lining trolley for oversized longitudinal slope tunnel
CN112030999A Method for constructing anti-slide pile in creep deformation landslide body
CN112030998A Method for constructing anchor cable in landslide body with cracks
CN111980019A Construction method of steel pipe pile cofferdam for locking notch of main bridge bearing platform of super-large bridge
CN112030945A Horizontal socket joint formula connects suitable for prefabricated assembled underground continuous wall