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XUANHUA IRON & STEEL GROUP CO

Overview
  • Total Patents
    195
  • GoodIP Patent Rank
    8,225
  • Filing trend
    ⇧ 30.0%
About

XUANHUA IRON & STEEL GROUP CO has a total of 195 patent applications. It increased the IP activity by 30.0%. Its first patent ever was published in 2005. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy, machine tools and mechanical elements are WUHU XINXING DUCTILE IRON PIPES CO LTD, ZHANGJIAGANG HONGCHANG STEEL PLATE CO LTD and HEGANG LETING STEEL CO LTD.

Patent filings in countries

World map showing XUANHUA IRON & STEEL GROUP COs patent filings in countries
# Country Total Patents
#1 China 195

Patent filings per year

Chart showing XUANHUA IRON & STEEL GROUP COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yang Gaozhan 41
#2 Hu Zedong 39
#3 Yang Fan 37
#4 He Yujun 34
#5 Wang Hongbin 31
#6 Li Guiping 26
#7 Zhao Beibei 25
#8 Ren Zhijie 25
#9 Zhang Minghai 17
#10 Li Fang 16

Latest patents

Publication Filing date Title
CN112180895A Locomotive microcomputer board diagnosis and detection method
CN112008745A Full hydraulic positioning long nozzle manipulator
CN112046547A Shunting locomotive emergency motor car control device and control method
CN112033964A Wire surface crack detection device and method
CN112038850A Travelling crane wiping line current collector
CN112059266A Positioning caliper and method for quickly replacing thread milling machine milling cutter
CN111760918A Compressed air descaling device and method between racks
CN111703926A Blanking buffering device for billet feeding rack
CN111876667A HRB500E steel bar produced by micro-nitrogen alloy and production process thereof
CN111677956A Continuous casting machine ladle turret hydraulic slip ring capable of being quickly overhauled on line
CN111702157A Multi-machine multi-strand continuous casting machine ladle turret
CN111782575A Special calculator for railway
CN111594497A Steel ladle accident rotary control valve group
CN111590142A Fixed-length baffle capable of improving shearing precision of hot-rolled bar pendulum shear
CN111628452A Efficient cable insulation skin stripper
CN111496207A Two cold arc section guiding mechanism of conticaster
CN111497062A Glass fiber gluing device and method for manufacturing sulfuric acid storage tank
CN111474176A Overhead traveling crane safety slide wire point inspection device and method
CN111581598A Method for quantitatively evaluating working state of lower part of blast furnace
CN111318723A Device capable of turning supporting roller of rotary kiln on line