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CRRC DALIAN CO LTD

Overview
  • Total Patents
    416
  • GoodIP Patent Rank
    3,593
  • Filing trend
    ⇧ 2.0%
About

CRRC DALIAN CO LTD has a total of 416 patent applications. It increased the IP activity by 2.0%. Its first patent ever was published in 2015. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and South Africa. Its main competitors in its focus markets transport, environmental technology and measurement are CRRC ZHUZHOU LOCOMOTIVE CO LTD, AKTSIONERNOE OBSHCHESTVO NAUCHNO-ISSLEDOVATELSKIJ I KONSTRUKTORSKO-TEKHNOLOGICHESKIJ INST PODVIZHNOG and CRRC ZIYANG CO LTD.

Patent filings in countries

World map showing CRRC DALIAN CO LTDs patent filings in countries

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Wen Jibin 34
#2 Lu Yuling 30
#3 Tan Zhiyong 25
#4 Wang Xiuyan 22
#5 Cai Zhiwei 22
#6 Wang Wei 22
#7 Chen Xu 21
#8 Ding Feng 18
#9 Jiang Xulong 18
#10 Qu Tietao 17

Latest patents

Publication Filing date Title
CN112230564A Dynamic temperature resistance signal simulation control method
CN112165283A Excitation output control method and device and motor
CN112114547A Digital quantity accompanying and testing method and analog platform for locomotive microcomputer network system
CN112026439A Dismounting device of locomotive wheel drive pin
CN112060908A Train power supply system and method capable of automatically configuring power supply system
CN111997732A Railway locomotive control system and method based on distributed sensing
CN111959280A Power battery safety protection system and safety protection method
CN111912635A Bo axle type bogie for test and test method
CN111934490A Traction motor ventilation system and waterproof structure and waterproof method thereof
CN111890990A Electric locomotive pantograph-catenary protection control method and system
CN111845813A 100% low-floor tram cab and floor structure thereof
CN111845471A Power-concentrated motor train unit
CN111834757A Connector detection device
CN111917359A Control method for motor voltage of train alternating current auxiliary transmission system
CN111845846A Fault rescue device and rescue method for locomotive driving device
CN111786144A Main circuit confluence grounding device for electric locomotive
CN111828160A System and method for improving cooling effect of engine and vehicle comprising system
CN111843926A Locomotive traction motor combined debugging method and system tool
CN111688545A Electric vehicle ground control system and vehicle approach control method thereof
CN111711193A Power supply control method and device for multi-connection electric locomotive