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GUANGDONG NO 2 HYDROPOWER ENG CO LTD

Overview
  • Total Patents
    76
  • GoodIP Patent Rank
    19,079
  • Filing trend
    ⇧ 440.0%
About

GUANGDONG NO 2 HYDROPOWER ENG CO LTD has a total of 76 patent applications. It increased the IP activity by 440.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, materials and metallurgy and measurement are UNIV CHANG AN, CHINA RAILWAY ERJU SECOND ENG CO LTD and RODIO & C CONST G.

Patent filings in countries

World map showing GUANGDONG NO 2 HYDROPOWER ENG CO LTDs patent filings in countries
# Country Total Patents
#1 China 76

Patent filings per year

Chart showing GUANGDONG NO 2 HYDROPOWER ENG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xie Xiangming 53
#2 Yao Chukang 20
#3 Zhao Yaling 19
#4 Wang Yongjian 15
#5 Yang Zhengrong 14
#6 Qiu Xiaoyan 14
#7 Zheng Li 12
#8 Jin Yongjiu 12
#9 Ding Shihui 11
#10 Yu Qingshan 9

Latest patents

Publication Filing date Title
CN111945734A Positioning and translation device for high-position grouting of building engineering and grouting device for circulating slurry
CN111927139A Sequential slurry guiding device for crack grouting and multifunctional slurry guiding device for grouting
CN111887528A Detachable safety helmet
CN111894061A Grooving equipment with joint flushing device and construction method
CN111747698A Concrete based on polymer/montmorillonite nanocomposite and preparation method thereof
CN111729844A Multi-dimensional shaking type sand stone sieving device based on swinging feeding
CN111724380A Rock-soil structure quality evaluation method based on ELO algorithm
CN111689719A Basalt fiber reinforced asphalt concrete and preparation method thereof
CN111710042A Foundation pit construction pile arrangement method based on oblique images
CN111677021A Wind power foundation strain full-life monitoring method
CN111560946A Prefabricated guide wall and construction method thereof
CN112065408A Adjustable collapse prevention equipment used in tunneling process of open TBM (tunnel boring machine)
CN112065422A Open type TBM collapse prevention supporting equipment for equipment
CN111496461A Steel pipe assembling and rounding device in tunnel and assembling and rounding method thereof
CN111571078A All-position automatic welding device and method for steel pipe with fixed opening
CN111520165A Tunnel construction is with spraying concrete device with reduce rebound rate
CN111535837A Hoist engine pull-type bow member erector with self-locking function
CN111734583A Accurate in-place installation method for wind power generation large-elevation impeller
CN111517090A Belt conveyor scram control system
CN111562104A Detection and maintenance method for yaw hydraulic caliper disc brake