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3RD RAILWAY SURVEY & DES INST

Overview
  • Total Patents
    288
  • GoodIP Patent Rank
    7,544
  • Filing trend
    ⇩ 100.0%
About

3RD RAILWAY SURVEY & DES INST has a total of 288 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2008. 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 measurement are CHINA RAILWAY DESIGN CORP, SICHUAN ROAD & BRIDGE GROUP CO LTD and SGIDI ENG CONSULTING GROUP CO LTD.

Patent filings in countries

World map showing 3RD RAILWAY SURVEY & DES INSTs patent filings in countries

Patent filings per year

Chart showing 3RD RAILWAY SURVEY & DES INSTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Song Xuguo 18
#2 Chen Zelian 17
#3 Li Guohe 17
#4 Dong Jie 16
#5 Qi Chunyu 14
#6 Wang Changjin 13
#7 Xu Zailiang 13
#8 Han Zujie 13
#9 Su Wei 12
#10 Wang Zhen 12

Latest patents

Publication Filing date Title
CN106917346A A kind of steel damps horizontal vibration absorption and isolation support
CN106931885A The quick, intelligent detecting system of track traffic basic component size and method
CN106836465A Subway station extra exit device of electric sliding door
CN106885848A Method is determined based on the coarse-grained soil modulus of compressibility that transverse wave testing is indulged in hole
CN106712948A Software security distributed control framework and control method thereof
CN106919987A The making of High-speed Passenger Dedicated Lines equipment O&M information model and management method under reality environment
CN106673128A Integrated oil separation lifting device with water seal function
CN106698697A Sewage aeration lifting integrated device
CN106638257A Interval structure system of light rail viaduct and limiting and energy-dissipating joint structure thereof
CN106763937A The unidirectional wind valve device of subway ventilation
CN106629269A Hydraulic energy storage assisted pipe collecting device
CN106596240A Wax sealing machine for undisturbed samples in engineering geological exploration
CN106655178A Motor train unit overhaul power system free of switch and special bus
CN106761812A A kind of existing shield tunnel tunnel segment structure reinforcement means
CN106777779A A kind of railway culvert method for designing based on BIM
CN106777327A A kind of BIM ATLs management method
CN106482619A Forced centering surveying marker alignment accuracy detecting device
CN106767666A The automation deformation monitoring device and monitoring method of total powerstation
CN106515513A Hinge type forged combined messenger wire seat
CN106740276A A kind of inclined cantilever positioning vertical column