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NIPPON STEEL & SUMIKIN METAL PRODUCTS CO LTD

Overview
  • Total Patents
    621
  • GoodIP Patent Rank
    7,190
  • Filing trend
    ⇩ 86.0%
About

NIPPON STEEL & SUMIKIN METAL PRODUCTS CO LTD has a total of 621 patent applications. It decreased the IP activity by 86.0%. Its first patent ever was published in 2005. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and Taiwan. Its main competitors in its focus markets civil engineering, environmental technology and surface technology and coating are BREE CHARLES, ISOTECNICA SPA and ANTI SOUND AB.

Patent filings in countries

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

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Yokoyama Hiroyuki 70
#2 Inamori Junji 70
#3 Yoshida Shinji 59
#4 Minami Yoichiro 52
#5 Yura Shigeo 50
#6 Kawabata Noriyuki 49
#7 Okada Tadayoshi 42
#8 Osumi Hisashi 41
#9 Kajimura Norihiko 40
#10 Iwasa Naoto 38

Latest patents

Publication Filing date Title
WO2019111882A1 Screw pile joint structure
JP2019015172A Bracket for guard fence and guard fence
JP2019049187A Joint structure of steel pipe for installation, and connection method of steel pipe for installation
JP2018178713A Drifting object capture fence
JP2018102325A Herbivore intrusion inhibition fence
JP2018172963A Hardware, and support structure
JP2018119397A Drain pipe and method for implanting the same
JP2018087814A Flooding detection sensor mounting structure
JP2019094676A Steel built-up column
JP2019094647A Road's guard fence and steel foundation member of road's guard fence, and their construction method
JP2019085806A Installation structure for drifting wood catching body
JP2019085807A Installation structure for drifting wood catching body
JP2018188948A Method for connecting liner plate
JP2019085754A Sound insulation wall unit
JP2018064557A Solid bait installation device for herbivore
JP2019072732A Apparatus and method for manufacturing metallic tube with groove
JP2019070273A Floor structure using precast composite slab, widening plate, and precast composite slab, and building
JP2019065599A Pressure receiving member, reinforcement structure and reinforcement method of earth and sand structure
JP2019056268A Sound insulation panel unit, construction method for sound insulation panel unit, and repair method for sound insulation wall
JP2019056210A Supporting post for lighting column