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THE 2ND ENG CO LTD OF CHINA RAILWAY 16TH BUREAU GROUP CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    146,649
  • Filing trend
    ⇧ 50.0%
About

THE 2ND ENG CO LTD OF CHINA RAILWAY 16TH BUREAU GROUP CO LTD has a total of 12 patent applications. It increased the IP activity by 50.0%. 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, machine tools and measurement are CHINA RAILWAY 16TH BUREAU GROUP 5TH ENG CO LTD, WUHAN HIRUN ENG EQUIPMENT CO LTD and SOL SOLUTION.

Patent filings in countries

World map showing THE 2ND ENG CO LTD OF CHINA RAILWAY 16TH BUREAU GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing THE 2ND ENG CO LTD OF CHINA RAILWAY 16TH BUREAU GROUP CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Pengfei 7
#2 Zhang Chuan'An 6
#3 Wang Shuai 2
#4 Wu Haisheng 2
#5 Jiang Jinqi 2
#6 Ma Dong 2
#7 Yang Baoke 1
#8 Bi Yue 1
#9 Hou Haimin 1
#10 Kong Quan 1

Latest patents

Publication Filing date Title
CN109882185A The construction method in the soft or hard uneven tunnel of rock matter under a kind of large ground pressure
CN109914254A A kind of Novel anti-blockage, it is easy to assemble, can synchronous unloading temporary support flask device
CN110039478A It is a kind of can Double-directional rotary pipe wrench
CN109944618A A kind of non-fragment orbit expanded anchor bolt duct positioning device
CN108426773A Concrete static(al) compression elasticity modulus test automatic acquisition device, system and method
CN108729950A It is a kind of to directly display the convergent device of tunnel surrounding
CN108468327A A kind of locking notch pipe pulls the plugging device in duct
CN106638326A Construction system for hoisting cable tower-free bridge cable and construction method
CN107052775A A kind of anti-slip coefficient bolt fastens instrument
CN105926373A Row buckle reinforcement positioning device for high-speed railway concrete foundation bed end
CN105926451A Small-spacing existing line added second line bridge erecting machine girder erecting method
CN105953671A Construction method for excavating siliceous slate stone side slope