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HUNAN WUXIN TUNNEL INTELLIGENT EQUIPMENT CO LTD

Overview
  • Total Patents
    159
  • GoodIP Patent Rank
    9,084
  • Filing trend
    ⇩ 6.0%
About

HUNAN WUXIN TUNNEL INTELLIGENT EQUIPMENT CO LTD has a total of 159 patent applications. It decreased the IP activity by 6.0%. 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, mechanical elements and packaging and shipping are CHINA RAILWAY CONSTRUCTION HEAVY INDUSTRY CO LTD, SIGMA SPOLKA AKCYJNA and JIANGSU SHENDUN ENG MACHINERY CO LTD.

Patent filings in countries

World map showing HUNAN WUXIN TUNNEL INTELLIGENT EQUIPMENT CO LTDs patent filings in countries
# Country Total Patents
#1 China 159

Patent filings per year

Chart showing HUNAN WUXIN TUNNEL INTELLIGENT EQUIPMENT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gong Jun 156
#2 Wang Xiangjun 144
#3 Song Zuyuan 58
#4 Zeng Yong 51
#5 Gao Yun 33
#6 Wang Huimin 30
#7 Guan Furu 20
#8 Chen Xiong 20
#9 Zhou He 19
#10 Wu Xiwen 17

Latest patents

Publication Filing date Title
CN112096421A Cantilever crane movable type arch center mounting vehicle
CN112049668A Three-arm arch frame vehicle
CN112062010A Boom system for an arch vehicle
CN112062011A Cantilever crane system and have bow member car of this cantilever crane system
CN112031828A Combined type plugging device for tunnel lining
CN111765138A Rotary oil valve device
CN111745679A Arch grabbing mechanism and arch vehicle for tunnel
CN111734458A Arch mounting robot and arch mounting vehicle
CN111536916A Wet sprayer nozzle position detection system
CN111618860A Mechanical arm, and motion trail planning system and method of mechanical arm
CN111411986A A concrete cloth pole and platform truck for narrow and small space
CN111425223A Material distribution system and trolley for tunnel lining
CN111396092A Lining trolley with material distribution system and material distribution method
CN111271091A Concrete is with device that vibrates and contain platform truck of this concrete device that vibrates
CN111188635A Tunnel lining trolley formwork system
CN111188634A Portal structure reaches platform truck that contains this portal structure
CN110966973A Arm length measuring device and wet spraying machine arm
CN110985070A Arch telescopic arm mechanism and waterproof board trolley comprising same
CN111022089A Waterproof board platform truck
CN111101982A Waterproof board installation mechanism and waterproof board trolley comprising same