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BEIJING CHANGDAO MUNICIPAL ENG GROUP CO LTD

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    133,943
  • Filing trend
    ⇧ 600.0%
About

BEIJING CHANGDAO MUNICIPAL ENG GROUP CO LTD has a total of 13 patent applications. It increased the IP activity by 600.0%. 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, agriculture and machines are BEIERLEIN BERNHARD, TSUBAKIMORI SHINICHI and BERRANGE AUBREY R.

Patent filings in countries

World map showing BEIJING CHANGDAO MUNICIPAL ENG GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

Chart showing BEIJING CHANGDAO MUNICIPAL ENG GROUP CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Zheng Tianhua 13
#2 Shi Aichao 12
#3 Qi Junqing 11
#4 Ji Chao 10
#5 Chai Junhu 10
#6 Gao Jian 8
#7 Wang Xuan 7
#8 Gao Binfeng 4
#9 Yang Jinlong 3
#10 Liang Fuhua 3

Latest patents

Publication Filing date Title
CN111455761A Construction method of pervious concrete pavement
CN111456085A Cast-in-place concrete construction method for pipe gallery segment
CN111456019A Safe construction method for foundation pit excavation
CN111456143A Open excavation construction equipment for comprehensive pipe gallery and construction method thereof
CN110158392A A kind of roadbase rain-proof construction method
CN109339099A A kind of municipal works road pavement structure
CN109338837A A kind of city road crossing separate system
CN109339098A A kind of underground pipe gallery removable support template
CN109339225A A kind of elastic building frame with anti-seismic structure
CN109302939A A kind of landscape engineering bracing means of transfer trees
CN109339097A It is a kind of with waterproof, the underground pipe gallery structure of drain function
CN109315183A A kind of Garden Engineering slope greening structure
CN107962680A Transform horizontal resection construction technology in airport concrete U-type gutter