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XIAN RAILWAY SURVEY AND DESIGN INST CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    161,377
About

XIAN RAILWAY SURVEY AND DESIGN INST CO LTD has a total of 11 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 civil engineering, measurement and electrical machinery and energy are CHINA RAILWAY 19TH BUREAU GROUP SECOND ENG CO LTD, CHINA RAILWAY 19TH BUREAU GROUP 2ND CO LTD and CHINA RAILWAY 6TH GROUP TAIYUAN RAILWAY CONSTRUCTION CO LTD.

Patent filings in countries

World map showing XIAN RAILWAY SURVEY AND DESIGN INST CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing XIAN RAILWAY SURVEY AND DESIGN INST CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Bai Chaoneng 5
#2 Zhao Zhenrong 4
#3 Wang Lei 4
#4 Wen Baojun 3
#5 Liu Han 3
#6 An Yingxuan 3
#7 Zhang Yange 3
#8 Liu Fuqiang 2
#9 Bai Tao 2
#10 Yu Pu 2

Latest patents

Publication Filing date Title
CN112112049A Construction method for replacing existing railway roadbed with railway simply-supported T-beam bridge
CN112127372A Suspended reverse construction method subway foundation pit supporting structure and construction method thereof
CN112198383A On-column metering system for railway
CN110656577A Railway bridge rocker shaft support and construction method thereof
CN110374657A The Mining Method Subway Tunnel ventilating shaft and its construction method of " well after first shield "
CN110461058A The brightness adjusting method of railway goods yard illumination
CN108868814A Collapsible loess combination land pebble stratum tunneling air duct connects the ventilating shaft of shield tunnel
CN109024527A It is embedding with later maintenance method that roadbed dynamic response tests internal sensor
CN108755284A Reduce the railway bed structure of subgrade settlement deformation to lacing wire material U-type groove
CN108755652A The basement process gauze granular media pilework of weak soil, sand foundation
CN108150759A The modularization assembling apparatus of cleaning is measured and conserved for piping lane internal distortions