Learn more

CRRC DATONG CO LTD

Overview
  • Total Patents
    221
  • GoodIP Patent Rank
    6,572
  • Filing trend
    ⇧ 22.0%
About

CRRC DATONG CO LTD has a total of 221 patent applications. It increased the IP activity by 22.0%. Its first patent ever was published in 2016. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets transport, measurement and computer technology are CSR QINGDAO SIFANG CO LTD, CRRC CHANGCHUN RAILWAY VEHICLES CO LTD and SIEMENS AG ÖSTERREICH.

Patent filings in countries

World map showing CRRC DATONG CO LTDs patent filings in countries

Patent filings per year

Chart showing CRRC DATONG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cui Chen 14
#2 Zhang Zhihe 13
#3 Jiao Jinming 9
#4 Zhang Jiangtian 9
#5 Huang Xiuyu 8
#6 Ma Chengxiang 7
#7 Xu Yanhui 7
#8 Zhang Weilong 7
#9 Li Hua 7
#10 Guo Jixing 7

Latest patents

Publication Filing date Title
CN112214840A Design method of driving system of locomotive bogie
CN112172529A Pantograph head, pantograph and control method of pantograph
CN112213691A Positioning label, system, method, device, storage medium and electronic equipment
CN112199776A Locomotive full life cycle evaluation method, evaluation system and optimization method
CN112078601A Wheel pair driving system and rail vehicle
CN112186984A Method for assembling spline housing and rotating shaft and motor
CN112158211A Locomotive electrical modularization method and locomotive electrical architecture platform
CN112130020A High-voltage electrical appliance early warning method and device for rolling stock, medium and electronic equipment
CN112074061A Locomotive lighting device and locomotive
CN112129204A Coupler knuckle pin coupling detection device
CN112114598A Method and system for controlling ventilation between locomotive machinery rooms, medium and electronic equipment
CN112138486A Dust keeper and mine car
CN112061168A Coupler anti-disengaging device and rail vehicle
CN112082783A Dynamic stress measuring system
CN112082680A Device and method for detecting contact pin retention force of locomotive connector
CN112026796A Stone discharging and sanding device and rail locomotive
CN112082460A Measuring device and measuring method of free angle of coupler
CN111991729A Power supply fire extinguishing device and locomotive
CN112024169A Mark coating and printing machine
CN112048597A Heat treatment method for steel