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LONGJIAN ROAD & BRIDGE CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    230,816
About

LONGJIAN ROAD & BRIDGE CO LTD has a total of 13 patent applications. Its first patent ever was published in 2006. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are DALNEVOSTOCHNYJ NII SELSKOGO K, RYZAK ANDRZEJ and JIANGSU HUIDI BUILDING MATERIAL CO LTD.

Patent filings in countries

World map showing LONGJIAN ROAD & BRIDGE CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing LONGJIAN ROAD & BRIDGE CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Chao Chen 2
#2 Wang Haibo 2
#3 Jiang Yueping 2
#4 Chen Chao 2
#5 Wang Yan 2
#6 Tieqiao Shi 2
#7 Haipeng Ma 1
#8 Yao Ruishan 1
#9 Shichen Qu 1
#10 Chao Li 1

Latest patents

Publication Filing date Title
CN104131573A Floating type double-wall steel suspension box and construction water enclosure method
CN103321580A Foreign matter cutter for bridge pile holes and cutting and drilling method
CN102108678A High-altitude construction complete set device and method in winter
CN101892741A Construction method for preventing beam bottom from leaking slurry
CN101586336A Utilize means of travel revolution borer to carry out the bored pile construction method
CN101581065A Method for constructing road foundation by using bituminous concrete paver
CN101768909A Method for paving cement concrete pavement
CN101649603A 50-meter T-shaped beam prefabricated assembling process
CN101638885A Reinforcing steel taper threaded connection technique
CN101613996A Sliding type lower cable-stayed cradle construction method
CN101591917A Construction technology of steel cofferdam
CN101591888A Method for pre-pressing bracket in construction of beam of main tower of bridge
CN101033597A City crossroad