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BEIJING SHOUGANG IRON BRANCH RAIL TECH CO LTD

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    73,168
  • Filing trend
    ⇩ 50.0%
About

BEIJING SHOUGANG IRON BRANCH RAIL TECH CO LTD has a total of 22 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets surface technology and coating, measurement and civil engineering are ERIKSSON MATS, FOSHAN SPRING TECH CO LTD and ARMOURCOTE SURFACE TREATMENTS.

Patent filings in countries

World map showing BEIJING SHOUGANG IRON BRANCH RAIL TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 22

Patent filings per year

Chart showing BEIJING SHOUGANG IRON BRANCH RAIL TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Yuanqing 15
#2 Lyu Mingkui 11
#3 Zhang Songqi 9
#4 Yu Haoyong 9
#5 Wei Jinlong 8
#6 Jin Lu 8
#7 Zhu Jiguang 6
#8 Liu Changxi 6
#9 Wang Pei 6
#10 Cao Jianwei 5

Latest patents

Publication Filing date Title
CN111975676A Cylindrical surface profile steel support longitudinal bottom plate tool
CN111890093A Tool for machining cylindrical surface profile steel support to longitudinally swing upwards
CN111774425A Small-diameter high-strength steel wire for prestressed concrete sleeper and manufacturing method thereof
CN111673394A Production process of e-shaped elastic strip
CN111575644A Zinc impregnation system
CN111778474A Zinc impregnation equipment
CN110823555A Elastic part fatigue test tool
CN110823554A Multi-station elastic fatigue test tool
CN111020468A Continuous zinc impregnation corrosion prevention research method
CN111060298A Safety protection door fatigue test device
CN110093817A Anti-stick glutinous railroad track small-resistant fastener
CN110018054A A kind of multistation spring fatigue tooling
CN108625878A A kind of technique for solving the problems, such as tunnel-liner vault and coming to nothing
CN108296337A E type springs and preparation method thereof
CN106676466A Technology and equipment for zinc impregnation in non-vacuum environment
CN106676465A Mechanical energy auxiliary sherardizing device and technology
CN106801214A A kind of non-continuous zinc penetration equipment of airtight passage formula and method
CN106835010A A kind of non-airtight passage formula mechanical energy adjuvant powders zinc penetration equipment and technique
CN106012818A Horizontal anti-collision high-elasticity support
CN105817410A Anticorrosive material for elastic bar and elastic bar anticorrosive treatment method