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WUYANG IRON & STEEL CO LTD

Overview
  • Total Patents
    544
  • GoodIP Patent Rank
    3,361
  • Filing trend
    ⇧ 29.0%
About

WUYANG IRON & STEEL CO LTD has a total of 544 patent applications. It increased the IP activity by 29.0%. Its first patent ever was published in 2006. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, machine tools and environmental technology are Wuxi flange forging co ltd, Changzhou Zhongyu Alloy Roller Factory and THYSSENKRUPP STEEL USA LLC.

Patent filings in countries

World map showing WUYANG IRON & STEEL CO LTDs patent filings in countries
# Country Total Patents
#1 China 544

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Long Jie 280
#2 Li Jie 256
#3 Deng Jianjun 243
#4 Yin Weijiang 120
#5 Pang Huiyong 105
#6 Niu Hongxing 93
#7 Wei Ming 92
#8 Yuan Jincheng 92
#9 Wu Yanyang 91
#10 Zhao Wenzhong 91

Latest patents

Publication Filing date Title
CN112281055A Low-carbon steel plate with excellent low-temperature impact toughness performance and production method thereof
CN112267005A Steel-making method for welding steel plate with large heat input
CN112226596A Method for reducing plate shape defects of steel ingot finished Cr-Mo steel plate
CN112126848A High-toughness quenched and tempered Q960 steel plate and production method thereof
CN112126863A Marine climate-resistant easily-welded weather-resistant steel plate for bridge and production method thereof
CN112030057A Method for improving flaw detection qualification rate of continuous casting billet finished low alloy thick plate
CN111893403A Method for improving compactness of medium carbon alloy steel ingot
CN111926249A HB hardness 600 grade steel plate and production method thereof
CN111876693A Steel for steel rail and production method thereof
CN111793742A Method for producing chrome-molybdenum steel plate by directly rolling steel ingot
CN111926244A 15CrMoR steel plate with good low-temperature impact toughness and production method thereof
CN111826586A Low-cost large-thickness rack steel and production method thereof
CN111826500A Smelting method of large-thickness lamellar tearing resistant steel plate
CN111663027A Postweld heat treatment process of chromium-molybdenum steel plate for gasification furnace
CN111826585A Large-thickness high-toughness S500QL1 steel plate and production method thereof
CN111826506A Method for producing large-thickness 12Cr2Mo1VR steel plate by forging blank
CN111560563A Production method of electroslag type hot-working die steel plate
CN111549292A Low-cost high-alloy Cr-Mo pipe fitting steel plate and production method thereof
CN111304414A Method for reducing tempering embrittlement tendency of 2.25Cr-1Mo steel
CN111394551A Production method of low-surface-hardness SA542TypeDCl4a steel