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NO 3 ENGINEERING CORPORATION LTD OF CR20G

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    151,307
About

NO 3 ENGINEERING CORPORATION LTD OF CR20G has a total of 11 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, telecommunications and digital networks are CHINA RAILWAY 24TH BUREAU GROUP ANHUI ENG CO LTD, YOO KEUN MOO and JEON JONG HWAN.

Patent filings in countries

World map showing NO 3 ENGINEERING CORPORATION LTD OF CR20Gs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing NO 3 ENGINEERING CORPORATION LTD OF CR20Gs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ren Gaofeng 7
#2 Zhu Penggang 6
#3 Wu Qinghua 6
#4 Lyu Zengyin 5
#5 Zhu Qingli 5
#6 Wang Feng 5
#7 Zhang Liang 4
#8 Sun Peng 3
#9 Zhang Qinjun 3
#10 Liang Yingfeng 3

Latest patents

Publication Filing date Title
CN111576450A Slope reinforcing method
CN111560941A Karst landform cavity treatment method
CN111576481A Tunnel portal open cut tunnel reinforcing construction method
CN111576395A Construction method of drilled pile
CN111560940A Treatment method of karst tunnel
CN110856277A Monitoring information transmission method and system for construction of ultra-high large-span welded ball joint net rack of museum
CN110855795A Construction process information transmission method and system for construction of ultra-high large-span welded ball joint net rack of museum
CN110438908A A kind of deck type box arch bridge rebuilding construction method
CN110438907A A kind of Deck Arch Bridges construction method based on steel arch-shelf
CN110396943A The Deck Arch Bridges construction segmented movement of steel arch-shelf and Lift-on/Lift-off System and method
CN110396942A Deck Arch Bridges construction steel arch-shelf assembly and crossing system and method