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CRRC YANGTZE TONGLING VEHICLE CO LTD

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    100,179
  • Filing trend
    ⇩ 100.0%
About

CRRC YANGTZE TONGLING VEHICLE CO LTD has a total of 17 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, machine tools and packaging and shipping are GIESSEREI UND MASCHINENBAU FER, Wuxi xinmao forging co ltd and GISAG VEB.

Patent filings in countries

World map showing CRRC YANGTZE TONGLING VEHICLE CO LTDs patent filings in countries
# Country Total Patents
#1 China 17

Patent filings per year

Chart showing CRRC YANGTZE TONGLING VEHICLE CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 He Qingling 9
#2 Song Zhongming 5
#3 Li Liqun 5
#4 Liu Tao 4
#5 Chen Zuhua 4
#6 Dong Zhongyou 4
#7 Wang Yacheng 3
#8 Yan Jianjun 3
#9 Wei Jinjin 2
#10 Cheng Guangyuan 2

Latest patents

Publication Filing date Title
CN112276024A Coupler casting molding mechanized production line
CN112284909A Method for improving detection speed of raw sand for casting
CN111451449A Bolster and bolster center plate capable of guaranteeing smoothness of inner side wall during cutting
CN111003010A Railway freight car bogie block casting type auxiliary framework
CN111036953A Hook ear hole processing device
CN111015242A Beat production line and production process for train swing bolster and side frame
CN111036850A Casting process design of frame-shaped structure cast steel node for engineering building
CN110562661A conveying line device capable of being bent and stretched
CN110606386A Intelligent loading and unloading system for containerized goods
CN107866522A A kind of polymorphic type core shooting unit concentrates sand supplying system
CN107838714A A kind of borehole positioning apparatus of rail vehicle truck pivoted arm
CN107830727A A kind of electric arc furnaces for being provided with L-type water cooled furnace wall
CN108000049A A kind of build-up welding repair method of axle forging swage block
CN107999701A A kind of casting of side frame of train wagon divides core technique
CN108032113A A kind of railway vehicle side frame processes clamping device
CN108004381A A kind of continous way heat treatment method of bolster side frame
CN107866527A A kind of built-in type gate system