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NANJING METRO GROUP CO LTD

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    123,463
About

NANJING METRO GROUP CO LTD has a total of 14 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 it methods for management, computer technology and civil engineering are DATA BANK KK, VHSOFT I P COMPANY LTD and HEETER THOMAS W.

Patent filings in countries

World map showing NANJING METRO GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 14

Patent filings per year

Chart showing NANJING METRO GROUP CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Ning 11
#2 He Tiejun 9
#3 Wang Li 6
#4 Wu Hao 6
#5 Wang Jian 6
#6 Lou Yongmei 6
#7 Li Yong 6
#8 Chen Liang 6
#9 Sun Shumiao 6
#10 Li Qing 6

Latest patents

Publication Filing date Title
CN111520190A Construction method of shield tunnel preset optical fiber system
CN111535832A Construction method of high-strength shield tunnel reinforcing structure
CN110107316A A kind of ECC composite fibre establishment net ruggedized construction
CN109299700A Subway group abnormality behavioral value method based on crowd density analysis
CN109272168A A kind of urban track traffic for passenger flow trend method
CN109299828A A kind of urban rail equipment non-failure operation time prediction technique based on survival analysis
CN109299827A Urban rail equipment fault prediction technique based on long short-term memory Recognition with Recurrent Neural Network
CN109359844A A kind of multi-level safety of subway operation risk Measure
CN109389305A A kind of urban track traffic section passenger vehicle stream mode method of discrimination
CN108920892A A kind of Urban Rail Transit Stations fragility measurement method
CN109359845A A kind of urban track traffic level rescue station multiple target site selecting method
CN109446920A Urban track traffic passenger's degree of crowding detection method based on convolutional neural networks
CN109308586A The planing method of rail traffic emergency response program based on progress monitoring management
CN109064076A A kind of multi-mode public transportation mode selection method based on prospect theory