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ZHEJIANG ENG CO LTD CHINA RAILWAY 24TH BUREAU GROUP CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    137,743
  • Filing trend
    ⇩ 100.0%
About

ZHEJIANG ENG CO LTD CHINA RAILWAY 24TH BUREAU GROUP CO LTD has a total of 12 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, measurement and control are CCCC ROAD & BRIDGE SOUTH CHINA ENG CO LTD, MULLER JEAN and KAWAGUCHI METAL IND CO LTD.

Patent filings in countries

World map showing ZHEJIANG ENG CO LTD CHINA RAILWAY 24TH BUREAU GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing ZHEJIANG ENG CO LTD CHINA RAILWAY 24TH BUREAU GROUP CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Wei Xianbin 5
#2 Yu Xiaoyong 5
#3 Jin Bingqiang 5
#4 Wei Changji 4
#5 Lai Jianchang 4
#6 Li Zhongwei 4
#7 Wang Pu 4
#8 Zhang Junbiao 4
#9 Zuo Weiqiang 4
#10 Zhou Hexiang 4

Latest patents

Publication Filing date Title
CN111926721A Construction method for replacing turnout beam
CN111395166A Tied arch bridge arch rib installation construction method
CN111395200A Bridge pushing assembly utilizing gear transmission
CN111395199A Pushing machine for bridge construction
CN111395164A Steel box girder pushing structure for bridge construction
CN111395165A Steel box girder pushing deviation rectifying structure
CN106681374A Full-automatic collimation control method
CN106979768A The reverse coordinate transmission cultellation construction survey method of deep shaft
CN106979769A The reverse coordinate transmission cultellation construction survey method of tunnel shaft
CN106908048A The reverse coordinate transmission cultellation measuring method of deep shaft
CN106895820A The reverse coordinate transmission cultellation measuring method of tunnel shaft
CN105952459A Splicing-type primary support method for tunnel