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3RD ENG CO LTD HIGHWAY ENG BUREAU CCCC

Overview
  • Total Patents
    77
  • GoodIP Patent Rank
    18,833
  • Filing trend
    ⇧ 58.0%
About

3RD ENG CO LTD HIGHWAY ENG BUREAU CCCC has a total of 77 patent applications. It increased the IP activity by 58.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, materials and metallurgy and machines are CCCC ROAD & BRIDGE SOUTH CHINA ENG CO LTD, SHENYANG MUNICIPAL GROUP CO LTD and KUNMING SURVEY DESIGN AND RES INSTITUTE CO LTD OF CREEC.

Patent filings in countries

World map showing 3RD ENG CO LTD HIGHWAY ENG BUREAU CCCCs patent filings in countries
# Country Total Patents
#1 China 77

Patent filings per year

Chart showing 3RD ENG CO LTD HIGHWAY ENG BUREAU CCCCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Shengliang 14
#2 Liu Fanghua 13
#3 Qu Jialin 13
#4 Bin Xiong 11
#5 Li Hongsheng 9
#6 Yang Shihao 9
#7 Zhang Shuxiang 9
#8 Guo Yongwei 9
#9 Zhang Bo 8
#10 Ren Wei 8

Latest patents

Publication Filing date Title
CN110566211A Earth pressure shield muck flow plasticity improvement method suitable for sandy gravel stratum
CN110230269A Stiff skeleton moulding bed and its method for making stiff skeleton
CN110241727A A kind of Sarasota structure and bridge
CN110230241A A kind of road surface waterproof structure, road surfacing structure and its construction method
CN110205894A Steel bridge deck is mated formation the construction method of lower layer
CN110185844A Shallow earthing pipe-jacking with large diameter construction method
CN110067183A Fixed assembly and cable beam method for synchronously constructing
CN110195384A A kind of combined type supporting leg for shield trolley track
CN110259473A Rich water sand-pebble layer hollow pile applies cutterhead inspection-pit maintenance craft
CN109989354A Pier stud mechanism and system
CN109958067A Construction bracket apparatus and system
CN109437706A A kind of gunite concrete and its preparation method and application
CN109437725A A kind of highway engineering agstone concrete and preparation method thereof
CN109454040A A kind of cleaning device and cleaning vehicle
CN109396300A A kind of rolling cage machine
CN109577993A The determination method of the dense mud sediment improvement economical formula of sand-pebble layer EPB shield tunneling
CN109056831A Manhole lid device and manhole lid device installation method
CN108661048A Integrated dedicated positioning device for river pile foundation steel bar cage and steel pile casting
CN108625808A Boulder Refloatation method in pile foundation construction
CN108517126A A kind of rubber powder modified asphalt and preparation method thereof