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CRRC BEIJING ERQI VEHICLE CO LTD

Overview
  • Total Patents
    25
  • GoodIP Patent Rank
    63,945
  • Filing trend
    ⇩ 100.0%
About

CRRC BEIJING ERQI VEHICLE CO LTD has a total of 25 patent applications. It decreased the IP activity by 100.0%. 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, machine tools and packaging and shipping are DESSAU WAGGONBAU GMBH, NIESKY WAGGONBAU VEB and THRALL CAR MFG CO.

Patent filings in countries

World map showing CRRC BEIJING ERQI VEHICLE CO LTDs patent filings in countries

Patent filings per year

Chart showing CRRC BEIJING ERQI VEHICLE CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Zhang Zhong 8
#2 Zhang Ruizeng 6
#3 Liu Kun 5
#4 Yu Jiangang 5
#5 Wang Xiufen 4
#6 Wang Kun 4
#7 Chen Zitao 4
#8 Niu Jianmin 4
#9 Zhao Yongyu 4
#10 Yin Li 4

Latest patents

Publication Filing date Title
CN108098392A A kind of hook bolt S faces locating and machining clamping device and its application method
CN108150564A A kind of direct-push brake shoe lock ring
CN108099940A A kind of connection buffer unit and the railway freight-car with the connection buffer unit
CN108100873A A kind of railway freight-car box central sill overhead traveling crane lifting turnover device and method
CN107901933A A kind of automobile-used side wall compositions of new SQ6
CN107434214A A kind of articulated car for carrying crane
CN107642568A A kind of elastic brake shoe lock ring
CN107514966A A kind of measurement apparatus and method of ultrasonic transverse wave angle probe acoustic axis angle of deviation
CN107042381A Steel disc positioning clamping device in the middle of a kind of buffer
CN106903526A A kind of accessory clamping device and application method
CN106915363A A kind of new skate of articulated car
CN106514028A Welding method for five-axis bogie welding framework side frame of bridge girder erection machine
CN106515781A Joint connector used for railway wagon
CN106627658A Bearing temperature alarming system for wagon
CN106494443A A kind of portable end station platform
CN106494420A A kind of jacking system for railway freight-car
CN106346360A Connector body grinding, positioning and fixing device
CN106363047A Screw straightening device and application method thereof
CN106184279A A kind of lock adjusts device assembling device and method
CN106392976A Pneumatic wrench semi-automation device