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DATONG ELECTRIC LOCOMOTIVE CO

Overview
  • Total Patents
    237
  • GoodIP Patent Rank
    27,609
About

DATONG ELECTRIC LOCOMOTIVE CO has a total of 237 patent applications. Its first patent ever was published in 2007. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets machine tools, transport and environmental technology are CHANGCHUN RAILWAY VEHICLES CO, TANGSHAN RAILWAY VEHICLE CO and LIANG YANYUN.

Patent filings in countries

World map showing DATONG ELECTRIC LOCOMOTIVE COs patent filings in countries

Patent filings per year

Chart showing DATONG ELECTRIC LOCOMOTIVE COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Shuhai 9
#2 Fu Xuejun 9
#3 Xing Liang 8
#4 Liu Zhiguo 8
#5 Guo Jixing 8
#6 Zhang Shihai 7
#7 Sun Jie 7
#8 Yang Fan 7
#9 Bo Mingying 7
#10 Pang Ersheng 6

Latest patents

Publication Filing date Title
CN105729176A Novel two-procedure processing fixture for passenger transport bogie frame
CN105290684A Pairing tool for brake hanging seats and transverse shock absorber holders of locomotive framework
CN105290760A Locomotive suspension arm press-fitting device
CN105328478A General clamp device for boring axle box link body
CN105290844A Special clamp for two-process machining of draw bar
CN105291021A Multifunctional ratchet wrench
CN105537323A Suspension correcting tool for frame-shaped workpiece
CN105290845A Clamp device for boring and milling 200Km axle box body
CN105345511A Novel jig for oblique oil hole of wheel of locomotive
CN105290609A Application method of laser cutting secondary positioning
CN105300342A Locomotive body deflection measurement method
CN105372079A Detection method for verifying locomotive double-heading function
CN105737957A Locomotive body weighing method and system
CN105292142A Method and device for monitoring cleaning period of air filter in locomotive
CN105290778A Assembling device and installing method for haulage motor driving unit
CN105292139A Locomotive bogie
CN105234888A Pulling-out device for locating pin
CN105389420A Method for verifying man-machine relationship between electric locomotive driver control desk and locomotive driver
CN105092702A Method and device for detecting sample axle through ultrasonic
CN105099148A Filtering cabinet at output end of auxiliary current transformer of electric locomotive