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CHINA COAL NO 5 CONSTR CO

Overview
  • Total Patents
    61
  • GoodIP Patent Rank
    55,181
  • Filing trend
    ⇩ 62.0%
About

CHINA COAL NO 5 CONSTR CO has a total of 61 patent applications. It decreased the IP activity by 62.0%. Its first patent ever was published in 2008. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, packaging and shipping and machine tools are THE FIRST CONSTRUCTION DIV CO LTD OF CHINA RAILWAY TUNNEL GROUP, FUTE INTELLIGENT EQUIPMENT CHONGQING CO LTD and China railway tunnel stock co ltd.

Patent filings in countries

World map showing CHINA COAL NO 5 CONSTR COs patent filings in countries
# Country Total Patents
#1 China 61

Patent filings per year

Chart showing CHINA COAL NO 5 CONSTR COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ma Zhimin 10
#2 Meng Fang 9
#3 Wang Pengyue 8
#4 Cheng Zhibin 8
#5 Liu Zengdong 8
#6 Ji Peng 7
#7 Zhang Kun 7
#8 Lyu Hongjuan 6
#9 Chen Xihua 6
#10 Zhang Bujun 6

Latest patents

Publication Filing date Title
CN108609482A Automatic strike device
CN108661301A Derrick stand modularization assembling platform and application method
CN108533268A A kind of shaft construction device and its application method
CN108190705A A kind of brake for lifting machine brake clearance protection switch regulating device
CN108035335A A kind of construction freezing method well shaft type underground parking garage method
CN107587893A Blast mining face blows out rear wind and water combined spraying automatic open device and installation method
CN107471452A Ash system under a kind of well head not decoupling device screw delivery pump
CN107083976A Vertical is taken a step downstriker entire metal model board without suspention segmentation
CN106837342A A kind of contraction mouth moves integrally metal form for door-blocking structure
CN106907428A A kind of card rope device and construction method for transferring the not enough balance flat-tail rope of surplus
CN106593299A Drilling platform for freezing borehole of service channel
CN107487598A A kind of concrete material discharging of roadway construction, feeding system
CN106315348A Feed-off guide device for flat-tail rope of vertical well, and construction method thereof
CN106223978A Overall downstriker metal form construction coal bunker construction technology
CN106050304A Oblique lane linkage-type pneumatic safety door
CN105937406A Air discharging device capable of discharging gas
CN105728506A Hydraulic straightening machine
CN105480828A Heat supply type shaft cover
CN105332925A Jet flow water guiding device
CN105332664A One-way valve for pressure-adjustable freezing borehole