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CRRC TANGSHAN CO LTD

Overview
  • Total Patents
    729
  • GoodIP Patent Rank
    2,122
  • Filing trend
    ⇧ 22.0%
About

CRRC TANGSHAN CO LTD has a total of 729 patent applications. It increased the IP activity by 22.0%. Its first patent ever was published in 2010. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets transport, environmental technology and measurement are CRRC CHANGCHUN RAILWAY VEHICLES CO LTD, CRRC QINGDAO SIFANG CO LTD and CRRC NANJING PUZHEN CO LTD.

Patent filings in countries

World map showing CRRC TANGSHAN CO LTDs patent filings in countries

Patent filings per year

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

Focus industries

Top inventors

# Name Total Patents
#1 Jiang Rujia 33
#2 Chen Lei 32
#3 Li Huaming 30
#4 Li Ming 29
#5 Hu Wenhao 27
#6 Zheng Jianke 27
#7 Zhang Xiaojun 27
#8 Liu Zhonghua 27
#9 Gao Shan 26
#10 Gao Feng 26

Latest patents

Publication Filing date Title
CN112265560A Fence, carriage connection structure and rail vehicle
CN112265561A Fence, carriage connection structure and rail vehicle
CN112265557A Seat framework, carriage and rail vehicle
CN112249045A Integrative cabinet of braking electrical control and railway locomotive
CN112265559A Power supply device, carriage and rail vehicle
CN112267343A Ramp device for a rail vehicle
CN112224023A High-speed motor train unit storage battery charging protection method
CN112265558A Fire extinguisher subassembly, carriage and rail vehicle
CN112254992A Motor train unit maintenance platform with automatic lifting corridor
CN112186614A Cable installation device and method
CN112124277A Rail vehicle brake cylinder pressure control method and device and rail vehicle
CN112124339A Skirtboard, carriage and rail vehicle
CN112124085A Magnetic suspension carriage and magnetic suspension train
CN112215981A Data recording equipment and rail vehicle
CN112134759A Train Ethernet test system
CN112124353A Rail vehicle and car body and car coupler bearing structure thereof
CN112122828A Automatic centering device and method for railway passenger car roof camber beam
CN112078615A A wind channel structure and rail vehicle for function integration of rail vehicle
CN112078597A Double-rail turnout system, double-rail vehicle, vacuum pipeline transportation system and operation method thereof
CN112164200A Fire alarm test method based on railway vehicle and terminal equipment