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CHINA RAILWAY NO 5 ENG GROUP BUILDING ENG CO LTD

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    103,800
  • Filing trend
    ⇧ 50.0%
About

CHINA RAILWAY NO 5 ENG GROUP BUILDING ENG CO LTD has a total of 16 patent applications. It increased the IP activity by 50.0%. 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, environmental technology and packaging and shipping are KUNYANG ENGINEERING CONSULTANT, NANJING R & D TECH GROUP CO LTD and CHENGDU MUNICIPAL ENG GROUP CO LTD.

Patent filings in countries

World map showing CHINA RAILWAY NO 5 ENG GROUP BUILDING ENG CO LTDs patent filings in countries
# Country Total Patents
#1 China 16

Patent filings per year

Chart showing CHINA RAILWAY NO 5 ENG GROUP BUILDING ENG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Yufa 12
#2 Liu Yang 8
#3 Luo Cheng 5
#4 Ao Lingyu 5
#5 Dai Wei 4
#6 Zhang Jianping 3
#7 Yang Jun 3
#8 Liao Yong 3
#9 Li Min 3
#10 Yang Caixin 3

Latest patents

Publication Filing date Title
CN110185037A A kind of bored concrete pile is without mechanical broken pile head method and structure
CN110185390A A kind of mini pile clump of piles boring positioning guiding device and application method
CN110331733A The miniature pile group building enclosure and construction method of large diameter pile foundation
CN109915019A A kind of drilling rod drilling orienting device and orientation method
CN109778713A A kind of steel truss girder bridge scene suspension and slipping assembly device and method
CN109653214A A kind of construction method of prefabricated rib column and the vertical barricade slope retaining structure of trough plate type
CN109538838A A kind of super-section assembled air hose and construction method
CN109531023A A kind of junction steel plate positioning device and construction method
CN109457977A Steel construction day rail hydraulic pushing slipping-shoe device and method
CN109052701A A kind of construction site sewage-treatment plant and processing method
CN108996397A A kind of Elements of Space Grid Truss high altitude bulk assembled positioning device and localization method
CN107587711A A kind of regularization assembled overhanging protection canopy and its assembly method
CN107675881A A kind of detachable mounting kit and method applied to aluminum alloy mould plate built-in fitting
CN105804387A Wall connecting piece and assembling and disassembling method thereof
CN105822077A Border protective structure for cast-in-place concrete stairway and installation method
CN105399275A Wastewater treatment method