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SHENYANG NORTH MINING MACHINERY MFG CO LTD

Overview
  • Total Patents
    15
  • GoodIP Patent Rank
    202,207
About

SHENYANG NORTH MINING MACHINERY MFG 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 and mechanical elements are ALKIRK INC, JIANGXI LANXIANG HEAVY IND CO LTD and HEEREMA HOLDING CONSTRUCTION I.

Patent filings in countries

World map showing SHENYANG NORTH MINING MACHINERY MFG CO LTDs patent filings in countries
# Country Total Patents
#1 China 15

Patent filings per year

Chart showing SHENYANG NORTH MINING MACHINERY MFG CO LTDs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Qu Kai 12
#2 Ou Yujin 9
#3 Wang Yandan 4
#4 Zhang Qingliang 3
#5 Zheng Zhigang 3
#6 Liu Jianchun 3
#7 Kai Qu 3
#8 Zhao Qing 3
#9 Qing Tan 2
#10 Liu Linshan 2

Latest patents

Publication Filing date Title
CN111425214A Full-section quick vertical anchoring and protecting tunneling and anchoring machine
CN104906887A Dry type mining dust collection device
CN104500061A Generic constraint inclined limiting guide telescoping leg-type booster with buffer function
CN104389965A Chain wheel tension structure for roofbolter
CN103835718A Connection structure of novel shovel plate
CN103835710A Hard rock-type large-gradient heading machine
CN103671298A Large-slope excavator hydraulic oil tank
CN103836169A Lubrication type speed reducer structure suitable for large gradient
CN103670403A Forced lubrication system for cutting speed reducer of tunneller
CN103835715A Crawler-type four-wheel driven travelling mechanism
CN102966326A Profiled salvage drill bit
CN102966325A Novel fishing tool
CN102373882A Separated self-propelled coal mine underground drill rig
CN102425373A Super deep hole directional drilling machine
CN102357397A Underground split heavy medium shallow slot sorting machine