Learn more

WUHAN IRON & STEEL CO LTD

Overview
  • Total Patents
    1,424
  • GoodIP Patent Rank
    1,091
  • Filing trend
    ⇩ 2.0%
About

WUHAN IRON & STEEL CO LTD has a total of 1,424 patent applications. It decreased the IP activity by 2.0%. Its first patent ever was published in 2016. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and Republic of Korea. Its main competitors in its focus markets materials and metallurgy, machine tools and measurement are MAANSHAN IRON & STEEL CO LTD, SHOUGANG GROUP CO LTD and ANGANG STEEL CO LTD.

Patent filings in countries

World map showing WUHAN IRON & STEEL CO LTDs patent filings in countries

Patent filings per year

Chart showing WUHAN IRON & STEEL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Xu Jinqiao 92
#2 Wang Shuize 74
#3 Mao Xinping 72
#4 Wang Cheng 71
#5 Hu Kuanhui 71
#6 Liu Yang 71
#7 Pan Libo 62
#8 Liu Bin 57
#9 Du Xiaofeng 54
#10 Lang Fengjun 54

Latest patents

Publication Filing date Title
CN112280931A Converter trunnion rotary joint device for hydraulic sliding plate slag blocking
CN112207268A Circular vortex-resisting device for bottom of steel ladle
CN112211041A Hidden AT switch rail for railway
CN112251582A Precise control production method of alloying hot galvanizing IF steel coating for automobile outer plate
CN112251673A Vehicle color steel plate with special coating structure and preparation method thereof
CN112285431A Device and method for measuring single-frame core loss of three-dimensional wound core transformer
CN112221301A Activated carbon flue gas purification system and method thereof
CN112251594A Method and system for treating atmosphere in heating furnace
CN112159935A High-magnetic-induction oriented silicon steel with low noise characteristic and production method thereof
CN112210720A Hot-rolled wire rod for high-speed rail protection line and production method
CN112161885A Steel rail accelerated fatigue degradation experimental method
CN112257306A Method for obtaining quality of magnesium silicate bottom layer and plate shape of excellent oriented electrical steel
CN112246882A Method for eliminating hot-dip galvanized transverse stripes of hot-rolled substrate
CN112264465A Centrifugal composite roller
CN111979495A High-conductivity cable steel for manufacturing thin-film capacitor lead and production method thereof
CN112195043A Blast furnace gas desulfurization method and device
CN112246880A Twenty-high rolling mill strip shape optimization control method based on feedforward-middle shifting compensation
CN112125540A Method for recycling blast furnace gas mud by using slag stewing process
CN112195460A Online stabilization treatment device and method for rust layer on surface of bridge steel
CN112269393A Electric power tower model extraction system and method based on unmanned aerial vehicle aerial photography