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QINGDAO SANHESHAN CASTING GROUP CO LTD

Overview
  • Total Patents
    20
  • GoodIP Patent Rank
    225,621
  • Filing trend
    ⇩ 100.0%
About

QINGDAO SANHESHAN CASTING GROUP CO LTD has a total of 20 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets materials and metallurgy and environmental technology are NIPPON CHUZO CO LTD, NIPPON STEEL STAINLESS STEEL CORP and JFE BARS & SHAPES CORP.

Patent filings in countries

World map showing QINGDAO SANHESHAN CASTING GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 20

Patent filings per year

Chart showing QINGDAO SANHESHAN CASTING GROUP CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Ningbo 15
#2 Li Mingbo 3
#3 Li Chunlin 3
#4 Mu Jianping 2
#5 Mu Songping 2
#6 Yu Zhitao 2
#7 Liu Guihong 2
#8 Mu Baoyuan 2
#9 Songping Mu 1
#10 Li Xiaolei 1

Latest patents

Publication Filing date Title
CN108060351A The heat treatment process of low temperature resistant cast steel material and its casting
CN104630645A G20Mn5 with good welding property
CN103056286A Method for improving casting surface quality
CN103056291A Recycling regenerating method of water glass used sand
CN103056305A Casting method of cylinder cover
CN103056297A Shell-making alternative stucco technique of fusible pattern molding
CN103056295A Method for manufacturing lost pattern by low-temperature pattern material
CN103060659A Raw material composition of high-abrasion valve seat and casting method thereof
CN103060702A Casting method of abrasion-resistant steel
CN103060661A Method for casting axle box cover
CN103028698A Precise casting method of fired mold
CN103056281A Preparation method of molding sands
CN103056345A Spring seat casting method
CN103074465A Molten steel purifying and casting method
CN103056296A Sand mold casting production method of flange casting
CN103056306A Method for casting bearing seat
CN103056298A Modified investment casting shell manufacturing method
CN103056323A Centrifugal casting method of flange casting piece
CN102962436A Precision casting method of locomotive bogie
CN102744361A Precise casing and shell-manufacturing method for sodium silicate