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CARS RAILWAY ENG RES INST

Overview
  • Total Patents
    290
  • GoodIP Patent Rank
    5,036
  • Filing trend
    ⇧ 2500.0%
About

CARS RAILWAY ENG RES INST has a total of 290 patent applications. It increased the IP activity by 2500.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, measurement and materials and metallurgy are CHINA ACADEMY OF RAILWAY SCIENCES CORPORATION LIMITED RAILWAY ENGINEERING RES INSTITUTE, GLEIS UND TIEFBAU GMBH DEUTSCH and RAILWAY ENG RES INST CHINA ACAD RAILWAY SCIENCE.

Patent filings in countries

World map showing CARS RAILWAY ENG RES INSTs patent filings in countries
# Country Total Patents
#1 China 290

Patent filings per year

Chart showing CARS RAILWAY ENG RES INSTs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xie Yongjiang 79
#2 Ma Weibin 70
#3 Guo Xiaoxiong 68
#4 Cai Degou 61
#5 Ma Chaofeng 56
#6 Zhao Peng 53
#7 Wang Zhiwei 52
#8 An Zheli 48
#9 Zou Wenhao 45
#10 Fu Bingxian 44

Latest patents

Publication Filing date Title
CN112284461A Method for monitoring working parameters of ballast screen scarifier
CN112267932A Engine tail gas purification device
CN112282788A Railway TBM construction tunnel section structure
CN112250380A Water demand behavior evaluation method suitable for mineral admixture
CN112268795A Volcanic ash activity evaluation method suitable for mineral admixture
CN112283350A Modularized sealing system
CN112253295A High-power diesel engine tail gas aftertreatment device
CN112252097A High-power oil-electricity dual-power hydrostatic output device
CN111962339A Nonlinear damping vibration isolator, floating plate with nonlinear damping vibration isolator and floating plate track system
CN112042322A Fiber granule for side slope spray seeding, preparation method and spray seeding method
CN112067500A Railway coarse-grained soil filler vibration compaction experimental device and experimental method
CN112031868A 40t axle load single-track ballast track heavy haul railway tunnel bottom drainage system
CN111996851A Small-size rail polisher
CN111926637A Railway switch polishing trolley
CN111849061A Composite resin composition, preparation method and application thereof
CN111982745A Double-frequency corrected shear wave railway coarse-particle soil roadbed filler density prediction method
CN111960796A Rapid permeation reinforcing material for concrete degradation repair
CN111975934A Prefabricated ultrahigh-performance concrete guard plate and preparation method thereof
CN111708067A Automatic guide system of excavator
CN111746377A Tunnel detection vehicle safety guarantee system