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CHENGDU 91R INTELLIGENT TECH CO LTD

Overview
  • Total Patents
    47
  • GoodIP Patent Rank
    31,831
  • Filing trend
    ⇧ 5.0%
About

CHENGDU 91R INTELLIGENT TECH CO LTD has a total of 47 patent applications. It increased the IP activity by 5.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets transport, measurement and telecommunications are METROM RAIL LLC, AŽD PRAHA S R O and Frauscher Sensortechnik GmbH.

Patent filings in countries

World map showing CHENGDU 91R INTELLIGENT TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 47

Patent filings per year

Chart showing CHENGDU 91R INTELLIGENT TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yang Jizhao 46
#2 Shen Qi 34
#3 Feng Changming 29
#4 Zhang Yongxiong 20
#5 Fu Shaoliang 20
#6 Yuan Bo 20
#7 He Wenli 7
#8 Yang Jirong 4
#9 Wu Kunyang 4
#10 Han Qibin 3

Latest patents

Publication Filing date Title
CN110667651A Train autonomous operation management system based on high-precision position
CN110667652A Subway operation intelligent scheduling system based on accurate position of train
CN110667657A Remote monitoring and safety management system for train operation
CN110708288A Distributed multi-redundancy wireless communication system based on safe train operation
CN110329317A Based on pinpoint subway train active protection method and system
CN110329318A System and method based on subway mobile unit Yu ground installation precision ranging
CN108646214A Range-measurement system based on customed ranging protocol
CN108622141A Yard satellite positioning difference information acquisition system
CN108622139A Yard and locomotive real-time information interaction method
CN110466565A Satellite Precise Position System for train
CN108415025A The system for carrying out two-way flight time ranging and communication based on wireless pulses radiofrequency signal
CN108791360A Track switch remote control system
CN108628212A Yard and locomotive dynamic information collection system
CN108609033A Train based on satellite difference positioning monitors system
CN108622144A Yard and locomotive dynamic message transmission system
CN108791363A Train active safety protection system based on super-broadband tech
CN108407850A train satellite positioning differential data processing method
CN108622135A Track switch automatic control system and method
CN108639101A The early warning system that track switch automatically controls
CN108791359A The automatic control system of track switch conversion