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CHINA CNR CORP LTD DALIAN ELEC

Overview
  • Total Patents
    149
About

CHINA CNR CORP LTD DALIAN ELEC has a total of 149 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 environmental technology, digital networks and transport are GUOJI ZHIJUN TECH CO LTD, HACHIYA KOJI and VEEDIMS LLC.

Patent filings in countries

World map showing CHINA CNR CORP LTD DALIAN ELECs patent filings in countries

Patent filings per year

Chart showing CHINA CNR CORP LTD DALIAN ELECs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chenpu Ma 16
#2 Xiaochen Dong 13
#3 Tao Wu 11
#4 Yu Yue 10
#5 Ligong Li 9
#6 Wang Yanchao 9
#7 Xiangzhong Che 9
#8 Bijun Dai 9
#9 Kefei Zhang 9
#10 Yue Yu 9

Latest patents

Publication Filing date Title
WO2014086005A1 Rectification traction apparatus and diesel multiple units
CN103714591A Rail vehicle operation data storing method and data recording device
CN103684034A Locomotive traction power supply system as well as control method and system of four-quadrant current transformer
CN103675574A Device and method for detecting pantograph of monorail vehicle
CN103684021A Inverter parallel-control system
CN103673938A Gap detecting device for brake wheel disc of monorail car and method
CN103683846A Auxiliary converter for light rail vehicle (LRV)
CN103660951A Voltage indication device of railway vehicle and railway vehicle
CN103676921A TCMS (Train Control and Monitoring System) testing system and method
CN103683338A Charger system and railway vehicle
CN103591830A Protective screening and radiator
CN103587426A Light rail vehicle traction system
CN103595219A A current transformer
CN103568851A Regenerative braking electric energy absorbing device of railway vehicle, and railway vehicle
CN103580572A Constant power control method and device, and constant power traction drive system
CN103578159A Train data recorder
CN103569165A Train central control unit
CN103580971A Multifunction vehicle bus interference device
CN103580970A Communication board card based on VME bus and data communication method
CN103578261A Infrared data monitor used on locomotives and vehicles