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CHANGSHU TIANDI COAL MACHINE EQUIPMENT CO LTD

Overview
  • Total Patents
    14
About

CHANGSHU TIANDI COAL MACHINE EQUIPMENT CO LTD has a total of 14 patent applications. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets machine tools are ZHENJIANG XINGDA COUPLING CO LTD, VNI T I VOSSTANOVLENIYA IZNOSH and Y S DENSHI KOGYO KK.

Patent filings in countries

World map showing CHANGSHU TIANDI COAL MACHINE EQUIPMENT CO LTDs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing CHANGSHU TIANDI COAL MACHINE EQUIPMENT CO LTDs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Machine tools

Focus technologies

# Technology
#1 Metal-working

Top inventors

# Name Total Patents
#1 Dai Jianping 8
#2 Chen Xuan 7
#3 Li Chao 6
#4 Peng Zejun 6
#5 Li Jianbo 5
#6 Zheng Jiang 4
#7 Yuan Yuedong 3
#8 Wang Tianfeng 2
#9 Gu Yongkang 2
#10 Wang Yunshi 2

Latest patents

Publication Filing date Title
CN103506816A Processing technique of planet carrier of coal cutter
CN103390078A Simulating and processing method for tooth shape of large-module less-tooth number gear
CN102922326A Self-adjustment compressing device
CN102901626A Gear measuring device
CN102896363A Drilling jig device for positioning pin hole of shell of coal cutter
CN102909620A Universal type pitch circle positioning gear mill inner hole device
CN102896379A Universal hobbing device for shaft gear
CN102874491A Universal gear storing and transporting device
CN102886650A Gear shaft shoulder fillet machining process
CN102861952A Quick gear grinding device for disc gears
CN102837165A Manufacturing method for final-stage driving gear of high-power coal mining machine
CN102825367A Welding method for prolonging service life of high-strength metal shell
CN102814556A Two-tip shaft gear grinding device
CN102825320A Strongly connected disc milling cutter dedicated to guide shoes of coal mining machines