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GUANGZHOU METRO GROUP CO LTD

Overview
  • Total Patents
    112
  • GoodIP Patent Rank
    12,687
  • Filing trend
    ⇧ 26.0%
About

GUANGZHOU METRO GROUP CO LTD has a total of 112 patent applications. It increased the IP activity by 26.0%. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets transport, it methods for management and computer technology are CHANGSHA DIGITAL MINE CO LTD, JINGUAZI TECH DEVELOPMENT BEIJING CO LTD and WANYI TECH CO LTD.

Patent filings in countries

World map showing GUANGZHOU METRO GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 112

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Su Zhaoyi 17
#2 Zhu Shiyou 12
#3 Li Haiyu 12
#4 Liang Dongsheng 10
#5 Zhang Tao 9
#6 Xin Ji 8
#7 Chen Wei 8
#8 Long Guangqian 8
#9 He Lin 7
#10 Jin Shoujie 7

Latest patents

Publication Filing date Title
CN112141157A Protection device for bogie during subway train recovery rescue
CN112031026A Permanent-temporary combined open-cut and smooth-built structure for subway station and construction method
CN112257896A Rail transit crowd evacuation method and device based on Internet of things
CN112257976A Rail transit operating system management method and device based on Internet of things
CN112050972A Approximate calculation method for calorific value of subway equipment room
CN112016008A Accurate induction system of urban rail transit passenger flow under multi-scene
CN112009530A Multi-information guide system for platform door
CN111860976A Gate passing time prediction method and device
CN111666635A Fatigue life estimation method for railway train bogie
CN111677399A Method for identifying maximum current of platform door motor under wind pressure and platform door control method
CN111636878A Pipe jacking construction method for double-hole door
CN111486771A Tool for measuring gap between lock tongues of isolating switch of train door
CN111626469A Fast and slow vehicle driving optimization method for transportation energy promotion
CN111284527A Intelligent axis drawing system
CN111223284A Platform door intelligent sensing and evaluation system and method based on wireless data jump transmission
CN111016969A Method and device for controlling vehicle intervention type coasting
CN111026718A Technical method for analyzing excel file of rail transit engineering cost achievement
CN110942354A Big data algorithm-based automatic calculation method for rail transit engineering cost index
CN111028013A Method for evaluating construction cost of proposed construction of rail transit station
CN111026743A Rail transit engineering project structure data standardization method