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CHINA RAILWAY SIXTH GROUP TIANJIN RAILWAY CONSTRUCTION CO LTD

Overview
  • Total Patents
    67
  • GoodIP Patent Rank
    25,453
  • Filing trend
    ⇩ 28.0%
About

CHINA RAILWAY SIXTH GROUP TIANJIN RAILWAY CONSTRUCTION CO LTD has a total of 67 patent applications. It decreased the IP activity by 28.0%. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, packaging and shipping and measurement are CHINA RAILWAY CONSTR BRIDGE ENG BUREAU GROUP CO LTD, YOO KEUN MOO and NO 3 ENGINEERING CORPORATION LTD OF CR20G.

Patent filings in countries

World map showing CHINA RAILWAY SIXTH GROUP TIANJIN RAILWAY CONSTRUCTION CO LTDs patent filings in countries
# Country Total Patents
#1 China 67

Patent filings per year

Chart showing CHINA RAILWAY SIXTH GROUP TIANJIN RAILWAY CONSTRUCTION CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Zhiwei 9
#2 Chen Peng 8
#3 Li Qiang 7
#4 Li Chen 7
#5 Li Kezhi 7
#6 Li Jianping 7
#7 Wang Jiawu 6
#8 Ma Lumin 6
#9 He Long 6
#10 Liu Cheng 6

Latest patents

Publication Filing date Title
CN111981960A Frame bridge center line deviation measuring device with adjustable height and angle and movable scale plate
CN111794128A Construction method for accurately positioning steel cover beam of gate-type pier spanning existing railway
CN111764315A Method for sleeving top of railway culvert in flood season
CN111717780A Bridge sleeper conveyer
CN111764291A Construction method of separated railway bridge steel-concrete transition section structure
CN111851300A Rectangular frame column construction method adopting template chamfering
CN111733715A Construction method for slightly widening adjacent high-speed railway platform
CN111733827A Station yard deep foundation pit protection construction method under adjacent high-speed rail complex environment silt geology
CN111576238A System for regulating and controlling positions of truss nodes of steel-concrete composite truss bridge
CN111441211A Composite roadbed structure made of carbon soft rock and geosynthetic material
CN111424650A Method for synchronous construction of bridge bored pile foundation and underground railway
CN111119983A Gas spraying and burning treatment method in tunnel excavation process
CN111041995A Construction method for U-shaped frame structure to penetrate high-speed rail bridge obliquely downwards
CN111042011A Side wall reinforcing method for construction of close-distance adjacent frame structure bridge
CN110983982A Construction method of water seepage prevention system for settlement joint between frame bridge and retaining wall
CN110561608A Small-size concrete member form removal device
CN110230398A Formwork opposite-pulling device and template are to pulling method
CN110306432A Removable lateral form bracing system and construction method when adjacent bridge construction
CN109611121A Tunnel leaching infiltration water hole section blocks water grouting method
CN109681266A Heavy grade inclined shaft concrete transportation method