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NIPPON STEEL & SUMIKIN HARDFACING CO LTD

Overview
  • Total Patents
    36
  • GoodIP Patent Rank
    46,593
  • Filing trend
    ⇩ 50.0%
About

NIPPON STEEL & SUMIKIN HARDFACING CO LTD has a total of 36 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2010. It filed its patents most often in WIPO (World Intellectual Property Organization), United States and Taiwan. Its main competitors in its focus markets surface technology and coating, machine tools and materials and metallurgy are NITRALLOY CORP, SOLAR APPLIED MATERIALS TECH CORP and Shenyang dalu laser complete equipment co ltd.

Patent filings in countries

World map showing NIPPON STEEL & SUMIKIN HARDFACING CO LTDs patent filings in countries

Patent filings per year

Chart showing NIPPON STEEL & SUMIKIN HARDFACING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shijo Koichi 15
#2 Li Yu 14
#3 Noguchi Masahiro 5
#4 Oda Kazuaki 5
#5 Yu Li 4
#6 Shigemitsu Tatsuhiro 3
#7 Katsuki Hiroki 3
#8 Sanae Takeshi 3
#9 Yonekura Nobuo 3
#10 Kawano Kodai 3

Latest patents

Publication Filing date Title
WO2020136719A1 Sink roll and method for manufacturing sink roll
WO2019130505A1 Method for manufacturing roller, and roller
WO2019082240A1 Method for producing molten metal bath member
US2019360084A1 In-bath roll and method for producing in-bath roll
WO2018008261A1 Surface treatment method for electroplating conductor roll and electroplating conductor roll
WO2017046831A1 Electroplating conductor roll
WO2015193933A1 Roll for winding equipment in hot rolling factory
US2016256907A1 Rolls of winding equipment in hot-rolling factory
WO2015173843A1 Member for molten metal plating bath
KR20140130020A Wrapper roll
KR20140130021A Pinch roll and wrapper roll
WO2015019518A1 Welding material for building-up, straightening roll, guide roll, conveyance roll and anvil
MX2015010221A Cermet thermal spray powder, roller for molten metal plating bath, article in molten metal plating bath.