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CHINA RAILWAY CONSTRUCTION INVEST GROUP CO LTD

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    95,470
About

CHINA RAILWAY CONSTRUCTION INVEST GROUP CO LTD has a total of 18 patent applications. Its first patent ever was published in 2019. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, machines and consumer goods are SICHUAN PROVINCIAL TRANSP DEPARTMENT HIGHWAY PLANNING SURVEY DESIGN & RES INST, XIAN RAILWAY SURVEY AND DESIGN INST CO LTD and NO 2 ENG CO LTD OF CHINA RAILWAY 17 BUREAU GROUP.

Patent filings in countries

World map showing CHINA RAILWAY CONSTRUCTION INVEST GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 18

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Duan Xianghu 8
#2 Huang Jun 6
#3 Liu Xiaojian 6
#4 Lin Fudi 6
#5 Luo Ruzhou 5
#6 Wang Hongwei 5
#7 Shi Zhibo 5
#8 Li Xinmin 5
#9 Wu Qingjun 4
#10 Ma Nanfei 4

Latest patents

Publication Filing date Title
CN112281555A Pretreatment process before roadbed pouring
CN112195690A Laying method of isolated shock pad
CN112144423A Method for loosening and dismantling stay cable
CN112160242A Cable strand processing technology
CN112144410A Self-anchored suspension bridge main cable tightening pre-tightening device and method
CN112049105A Construction method for sealing and stopping water of tunnel diaphragm wall by water-rich sand layer mining method
CN112049647A Construction method for static cutting excavation of hard rock connection channel
CN112049651A On-orbit translation air-pushing station passing method
CN111780634A Method for reducing blasting vibration velocity
CN111561343A Tunnel cooling car convenient to efflux direction intelligent regulation
CN111561344A Tunnel cooling vehicle convenient for tunnel carrying
CN111561342A Tunnel cooling car convenient to hot-air collection
CN111561341A Tunnel cooling car
CN111561339A Tunnel cooling vehicle capable of improving cooling efficiency of cooling air grid
CN111561340A Efficient tunnel cooling car
CN111042823A Non-blasting through method for tunnel in complex environment
CN110904856A Self-anchored suspension bridge position-changing anchor span closure method
CN110904857A Temporary buckling tower installation method for self-anchored suspension bridge construction