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CHINA RAILWAY MAJOR BRIDGE RECONNAISSANCE & DESIGN INST CO LTD

Overview
  • Total Patents
    230
  • GoodIP Patent Rank
    6,551
  • Filing trend
    ⇧ 78.0%
About

CHINA RAILWAY MAJOR BRIDGE RECONNAISSANCE & DESIGN INST CO LTD has a total of 230 patent applications. It increased the IP activity by 78.0%. Its first patent ever was published in 2012. It filed its patents most often in China, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering, computer technology and measurement are 2ND ENGINEERING CO LTD MBEC, MIETTINEN ENSIO JOHANNES and PSI TECHNOLOGY.

Patent filings in countries

World map showing CHINA RAILWAY MAJOR BRIDGE RECONNAISSANCE & DESIGN INST CO LTDs patent filings in countries

Patent filings per year

Chart showing CHINA RAILWAY MAJOR BRIDGE RECONNAISSANCE & DESIGN INST CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xiao Haizhu 73
#2 Gao Zongyu 72
#3 Xu Wei 43
#4 Fu Lanlan 39
#5 Zheng Qinggang 35
#6 Fu Zhangong 34
#7 He Dongsheng 34
#8 Luo Kou 27
#9 Mei Dapeng 27
#10 Yuan Ren'An 26

Latest patents

Publication Filing date Title
CN112127265A Steel diagonal bracing continuous rigid frame bridge
CN112227216A Triangular area cable buckling and sling combined construction method for steel diagonal bracing continuous rigid frame bridge
CN112281898A Buoyancy compensation type combined foundation and construction method
CN112281658A Pile tooth type anchorage and construction method thereof
CN112144371A Cable-stayed suspension cable cooperation system bridge
CN112144568A Step type open caisson foundation and construction method thereof
CN112103742A Fixing method and fixing device for railway through grounding wire
CN112070826A Method for calculating lightning protection equivalent area of building
CN112050156A Bridge stay cable night scene illumination projection lamp installation method
CN112048988A Method and system for optimizing stay cable of cable-stayed bridge
CN112048984A Steel truss girder segment and installation method thereof
CN112069922A Method and system for monitoring pedestrian traffic of pedestrian bridge in scenic spot
CN112064384A Arrangement structure and arrangement method before extrusion and rounding of main cable of suspension bridge
CN112049009A Shallow formula raft type anchorage that buries
CN112048986A Inclined arch tower cable-stayed bridge
CN112048987A Single-tower space cable-surface ground anchor cable-stayed bridge under limited space condition under bridge
CN112050984A Method for obtaining stay cable tension calculation parameter K value
CN111794261A Enlarged foundation and construction method and application thereof
CN111896218A Method for verifying windmill bridge coupling system of porous full-scale wind barrier model
CN111931277A Wind-proof design method for driving safety of large-span railway bridge and wind-reducing device