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CHINA RAILWAY SIXTH GROUP CO

Overview
  • Total Patents
    314
  • GoodIP Patent Rank
    5,618
  • Filing trend
    ⇧ 17.0%
About

CHINA RAILWAY SIXTH GROUP CO has a total of 314 patent applications. It increased the IP activity by 17.0%. Its first patent ever was published in 2009. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering, packaging and shipping and measurement are CCCC SECOND HARBOUR ENG CO LTD, 2ND CONSTR CO LTD CTCE GROUP and CHINA RAILWAY SIXTH GROUP TIANJIN RAILWAY CONSTRUCTION CO LTD.

Patent filings in countries

World map showing CHINA RAILWAY SIXTH GROUP COs patent filings in countries

Patent filings per year

Chart showing CHINA RAILWAY SIXTH GROUP COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fu Chao 14
#2 Pei Jian 13
#3 Yu Haixiao 12
#4 Gao Lizhuang 12
#5 Yan Yuhong 11
#6 Hu Zhengyong 11
#7 Chen Xiaolin 10
#8 Guo Qilong 10
#9 Wei Wei 10
#10 Huo Zhigang 10

Latest patents

Publication Filing date Title
CN112267667A Rear plug piece type variable cross-section aluminum alloy formwork construction method
CN112267659A Construction method of bolt type I-steel cantilever scaffold
CN112253135A Construction method for grouting reinforcement of tunnel base
CN112281820A Cement fly ash gravel pile construction method
CN112281873A Construction method of anchoring pile
CN112211659A Tunnel ventilation method
CN112281933A Construction method of high-pressure jet grouting pile test
CN112281900A Construction method of cement tank
CN112281897A Construction method of bridge pile foundation
CN112281857A Deep foundation pit excavation construction method
CN112228120A Quick plugging device for water and sand gushing in complex environment of shield construction
CN112281661A Traction device and traction method for parallel steel strand stay cable
CN112144864A Hydraulic self-climbing formwork device
CN112095636A Tunnel cave mouth side slope protection architecture that rises
CN111980049A Foundation device of deep riverbed mast type wharf crane and construction method
CN112095490A Large-span steel truss girder single cantilever construction method
CN112095491A Bidirectional cantilever erection construction process for Hualun type large-span steel truss girder bridge
CN111926717A Connecting device for main structure and temporary structure of bridge
CN112030764A Top-pulling device and method for adjusting closure opening of steel truss girder
CN111945576A Bridge line type adjusting device