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CHINA RAILWAY ACAD CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    146,747
About

CHINA RAILWAY ACAD CO LTD has a total of 12 patent applications. Its first patent ever was published in 2018. It filed its patents most often in China. Its main competitors in its focus markets measurement, civil engineering and machines are CHINA RAILWAY 16TH BUREAU GROUP 5TH ENG CO LTD, HENAN COAL SCIENCE RES INST CO LTD and INST ROCK & SOIL MECH CAS.

Patent filings in countries

World map showing CHINA RAILWAY ACAD CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing CHINA RAILWAY ACAD CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Deng Yisan 8
#2 Li Deming 7
#3 Wen Shuyi 6
#4 Zhan Guyi 6
#5 Xu Zhibin 5
#6 Yan Jinxiu 4
#7 Min Shiping 3
#8 Xiong Moyou 3
#9 Zeng Tiesen 3
#10 Jiang Yanan 2

Latest patents

Publication Filing date Title
CN112284905A Concrete detection device and method
CN111720140A Synthetic fiber reinforced concrete shield segment and preparation method thereof
CN111220467A Method for measuring normal section bearing capacity and reinforcing bar of steel bar-steel fiber concrete shield segment
CN110763912A Power saving rate verification method of main line type power saving equipment in construction power distribution system
CN110320156A A method of test gunite concrete and spraying waterproof adhesive strength
CN110359915A A kind of water proof type single shell lining structure and preparation method thereof suitable for level Four country rock two-wire track
CN109723475A Hard rock tunnel water proof type single shell lining sprays Waterproof Construction Technique and its application
CN109538246A Ledge method tunneling subway station arch springing ruggedized construction and construction method
CN109972535A Railway Simple T-Girders transverse prestress reinforcement means
CN109339079A A kind of foundation pit water-stopping system and its construction technology close to river permeable stratum
CN109448134A The tunnel BIM model dividing method that true and virtualphase combines
CN109214554A A kind of railway vehicle wheel under non-pulling wheel operating condition repairs strategic decision-making algorithm to vehicle rotation