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CHONGQING SONGZAO COAL & ELECTRIC CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    222,791
About

CHONGQING SONGZAO COAL & ELECTRIC CO LTD has a total of 15 patent applications. Its first patent ever was published in 2011. It filed its patents most often in China. Its main competitors in its focus markets civil engineering are CHEXPLOR RESOURCE EXPLORATION TECH CO LTD, GAO JIUHUA and CCTEG SHENYANG RES INST.

Patent filings in countries

World map showing CHONGQING SONGZAO COAL & ELECTRIC CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing CHONGQING SONGZAO COAL & ELECTRIC CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

Top inventors

# Name Total Patents
#1 Xu Gang 9
#2 Tan Le 9
#3 Zhou Shengcai 7
#4 Long Jianming 7
#5 Li Wenshu 7
#6 Wang Wei 6
#7 Zhang Zhenghui 5
#8 Zhang Pengwei 5
#9 Li Kelun 5
#10 Liu Jianqing 5

Latest patents

Publication Filing date Title
CN106246216A A kind of long-range discharging pipe device of hole-sealing grouting pipe
CN106246135A A kind of quickly pocket type filter press seal aperture apparatus and method
CN103294877A Accident tree graph digital analysis method and accident tree graph digital analysis tool both applied to coal mine safety evaluation
CN103294876A Automatic analysis method of graphical accident tree for evaluating coal mine safety
CN103295161A Method for rapidly inputting and discovering hidden danger of underground coal mine
CN103310276A Dynamic quality standardized inspection method for coal mine safety production
CN103310384A Menu type inspection method for coal mine safety inspection
CN103161414A Safe dismantling device of smooth round drill pipe and method thereof
CN102966320A Extraction dust settling device of mine drilling machine
CN102976062A Leveling device for scraper conveyor
CN102966364A Coalface floor stepping type hydraulic supporting frame
CN102966319A Drill rod detaching device for hydraulic rig
CN102996128A Spraying device in coal mining machine
CN102635320A Quick arc-shaped raised-edge drill rod dismounting device and method
CN102182495A Gas dust catcher