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CHINA RAILWAY 19TH BUREAU GROUP MINING INVESTMENT CO LTD

Overview
  • Total Patents
    37
  • GoodIP Patent Rank
    41,760
  • Filing trend
    ⇧ 50.0%
About

CHINA RAILWAY 19TH BUREAU GROUP MINING INVESTMENT CO LTD has a total of 37 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, machines and control are SHIM DONG SOO, DOBRYNIN ALEKSANDR ARTUROVICH and LIU SHOUJIN.

Patent filings in countries

World map showing CHINA RAILWAY 19TH BUREAU GROUP MINING INVESTMENT CO LTDs patent filings in countries
# Country Total Patents
#1 China 37

Patent filings per year

Chart showing CHINA RAILWAY 19TH BUREAU GROUP MINING INVESTMENT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhao Xin 19
#2 Wang Bo 13
#3 Wang Huiyun 10
#4 Peng Fei 10
#5 Li Changcheng 7
#6 Mo Lin 7
#7 Pan Chao 6
#8 Yu Yang 4
#9 Yuan Zhiqiang 4
#10 Wang Jiye 4

Latest patents

Publication Filing date Title
CN112161904A Method for determining length of joint trace of underground engineering rock mass
CN112147674A Device and method suitable for testing blasting vibration in weak broken rock mass
CN112177670A Discharging method beneficial to open-pit mine backfill treatment
CN112146528A Water-rich blasting treatment method for roof of goaf at lower part of strip mine
CN112147715A Novel automatic-laid earthquake-electricity dual-purpose data acquisition device
CN112078021A Hole grabbing device facilitating straight hole cutting positioning
CN112228140A Open mine stope borrowing operation raise dust treatment device
CN112112149A Sedimentation monitoring safety control device for open mine backfill dumping operation
CN111794675A Surface mine blasthole drilling equipment
CN111940017A Ore breaker for mining
CN111760401A Movable dust removal device for surface mine
CN111749728A Open-pit mining conveyer
CN111947530A Blasting is with preventing blockking up charging equipment
CN111721175A Mine blasting rubble protector
CN111608661A Metal mine blind inclined shaft parallel construction equipment and method thereof
CN110821430A Fixing device for drilling camera hole opening and mounting method
CN110644998A Open pit mining backfill treatment method
CN110206544A A kind of hole bottom ore body stoping method behind open-pit slope landslide
CN110195440A It is a kind of to facilitate Mine production anti-vibration and the anti-Drainage rock method for infiltrating destruction
CN110173247A A kind of Roof Control fracturing process of soft broken top plate ore body back production