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CRCC HARBOUR & CHANNEL ENG BUREAU GROUP CO LTD

Overview
  • Total Patents
    41
  • GoodIP Patent Rank
    37,095
  • Filing trend
    ⇩ 10.0%
About

CRCC HARBOUR & CHANNEL ENG BUREAU GROUP CO LTD has a total of 41 patent applications. It decreased the IP activity by 10.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, transport and materials and metallurgy are KOREA BIOCON CO LTD, WOOIL ECO RIVER SUSTEM CO LTD and TIANJIN PORT & CHANNEL ENG CO LTD.

Patent filings in countries

World map showing CRCC HARBOUR & CHANNEL ENG BUREAU GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 41

Patent filings per year

Chart showing CRCC HARBOUR & CHANNEL ENG BUREAU GROUP CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Qihui 17
#2 Duan Jun 11
#3 Wei Xianhua 10
#4 Wang Yongdong 7
#5 Huang Teng 7
#6 Yuan Yangyang 7
#7 Shi Xuehai 6
#8 Jin Guoliang 6
#9 Zhou Qing 6
#10 Yang Hongge 6

Latest patents

Publication Filing date Title
CN112209224A Full-rotation lifting appliance
CN111677264A Method for constructing combined ladder cage with safety protection
CN111236209A Device and method for stabilizing tubular pile of open sea pipe
CN111058466A Liquid CO2Blasting and grouting coupled broken slope reinforcing system and method
CN110937097A Cabin frequency conversion ventilation system
CN111058434A Self-elevating platform pile-punching monitoring device
CN111088755A Bridge construction method
CN110906100A Pipeline repairing method
CN110847118A Combined row body and manufacturing method
CN110965522A Software row serial laying construction method
CN110712730A Anti-heeling system of ship and ship with anti-heeling system
CN111827321A Composite cofferdam construction method
CN111827340A Underwater supporting device, offshore equipment and installation method of underwater supporting device
CN110485413A One kind closing on subway overpass pile foundation combined type protection fast pore-creating method
CN110486531A It a kind of artificial push pipe and rams and manages united pipeline construction method
CN110397051A A kind of cofferdam structure and construction method
CN110284504A A kind of underwater prefabricated components mounting platform and method
CN110078438A A kind of polypropylene fiber concrete and preparation method thereof
CN110004787A Pier storage yard road concrete surface construction method
CN109292047A Tubular pole cutting operation platform and its application method