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NIPPON CHUZO CO LTD

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    136,327
  • Filing trend
    ⇩ 100.0%
About

NIPPON CHUZO CO LTD has a total of 19 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1988. It filed its patents most often in Japan and Republic of Korea. Its main competitors in its focus markets materials and metallurgy and environmental technology are QINGDAO SANHESHAN CASTING GROUP CO LTD, NINGBO YINZHOU COMMERCIAL PREC CASTING CO LTD and JFE BARS & SHAPES CORP.

Patent filings in countries

World map showing NIPPON CHUZO CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 18
#2 Republic of Korea 1

Patent filings per year

Chart showing NIPPON CHUZO CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Handa Takuo 9
#2 Ryu Shimin 7
#3 Oshima Masataka 5
#4 Kobayashi Yoshimasa 4
#5 I Hidehiro 3
#6 Sawamura Kazumi 3
#7 Ishiyama Masayuki 3
#8 Yamazaki Nobuhiro 3
#9 Mishio Yoichi 2
#10 Natori Shoichi 2

Latest patents

Publication Filing date Title
JP2020193552A Damage control type displacement suppression device
JP2020200523A High youngs modulus and low thermal expansion alloy excellent in low temperature stability and corrosion resistance and its manufacturing method
JP2019027195A Isolation structure
JP2019014942A Cast steel for earthquake-proofing device, and manufacturing method therefor
JP2018204400A Column base part fixing structure
JP2018184766A V brace fulcrum construction method and v brace fulcrum structure
JP2018071040A Column base fixing structure
JP2016183500A Shear capacity improvement structure, and construction method thereof
JP2016183507A Fulcrum structure for v-shaped brace
JP2016117924A High young modulus low thermal expansion cast alloy for plastic working or casting and method of producing the same
JP2015168865A Low thermal expansion cast alloy and manufacturing method therefor
JP2014156652A High strength cast steel material and method of producing the same
JP2014181394A High strength cast steel material for structure
JP2014113599A Component for precision instrument, and method of manufacturing the same
JP2014057992A Method of producing casting mold and casting method
JP2014058790A Vibration control damper
JP2014019895A Method for refining molten steel
JP2011226174A Foundation structure for steel column base part
KR910002871B1 Low thermal expansion casting alloy having excellent machinability