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CCCC FOURTH HIGHWAY ENGINEERING CO LTD

Overview
  • Total Patents
    90
  • GoodIP Patent Rank
    18,693
  • Filing trend
    ⇩ 75.0%
About

CCCC FOURTH HIGHWAY ENGINEERING CO LTD has a total of 90 patent applications. It decreased the IP activity by 75.0%. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, measurement and packaging and shipping are RUBRICA INGENIERIA Y ARQUITECTURA SL, ASAKURA KENSUKE and HOOKU KK.

Patent filings in countries

World map showing CCCC FOURTH HIGHWAY ENGINEERING CO LTDs patent filings in countries
# Country Total Patents
#1 China 90

Patent filings per year

Chart showing CCCC FOURTH HIGHWAY ENGINEERING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yang Hao 18
#2 Shan Xiaodong 16
#3 Wang Zhiqiang 15
#4 Qian Yuqiang 13
#5 Pang Qing 12
#6 Wu Yanjie 11
#7 Meng Xiangyuan 9
#8 Zhang Kesheng 9
#9 Li Lei 9
#10 Liu Shuaishuai 9

Latest patents

Publication Filing date Title
CN112284962A Machine-made sand powder content measuring device and method
CN112227725A Grouting structure of long pore passage of prestressed concrete stiffening beam and construction method thereof
CN112281676A Super-long prestressed steel beam releasing and steering beam penetrating system and construction method thereof
CN112227689A Corner cut steel pipe reinforcement type assembled outer frame-free construction protection platform and manufacturing method
CN112227690A Clamping plate type outer frame-free construction platform for prefabricated building and construction method
CN112227688A Stiffening plate bearing type outer frame-free construction platform for residential building and construction method
CN112227691A Stiffening bearing type outer frame-free construction platform for residential building and construction method
CN112227687A Assembled steel pipe bearing type outer frame-free wall-attached construction protection system and method
CN112195799A Lifting closure construction method for arch rib of arch bridge
CN112096097A Steel stand straightness adjusting device that hangs down
CN111924720A Wind cable anchoring system of cable crane tower and construction method
CN112049013A Rapid closure construction method for steel pipe arch bridge arch rib
CN111977522A Ground reeving and lifting installation method for cable crane crown block
CN112051079A Bridge girder erection machine load test method
CN111749447A Tall and big space fastener type full scaffold monitoring structure and monitoring method
CN111561173A Concrete crack repairing device and concrete crack repairing method
CN111594240A Collision self-flow cementing locking device for anchor rod anchoring end and use method
CN111535105A Waterproof isolation protection structure for municipal road subgrade in coastal plain area and construction method
CN111622080A Active butt joint method for arch foot and arch rib of steel pipe concrete arch bridge
CN111622081A High-altitude installation method for arch rib cross brace