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NIPPON CHUTETSUKAN KK

Overview
  • Total Patents
    179
  • GoodIP Patent Rank
    63,861
  • Filing trend
    ⇩ 25.0%
About

NIPPON CHUTETSUKAN KK has a total of 179 patent applications. It decreased the IP activity by 25.0%. Its first patent ever was published in 1997. It filed its patents most often in Japan, Australia and Republic of Korea. Its main competitors in its focus markets environmental technology, materials and metallurgy and mechanical elements are MANGASAROV BORIS N, BELOKALITVENSKY METAL and LEIYANG CHENGSONG NONFERROUS METAL RECYCLING CO LTD.

Patent filings in countries

World map showing NIPPON CHUTETSUKAN KKs patent filings in countries

Patent filings per year

Chart showing NIPPON CHUTETSUKAN KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shimizu Takashi 62
#2 Matsushima Seiji 47
#3 Ishikawa Masaru 39
#4 Yonezu Toshiyuki 37
#5 Kiyono Kunio 32
#6 Imahashi Kazuhiko 31
#7 Kasahara Shinichi 27
#8 Takasugi Hideto 26
#9 Kawase Akira 25
#10 Hata Nobuyuki 19

Latest patents

Publication Filing date Title
JP2020159370A Propulsive force transmission device for earthquake-resistant pipe propulsion laying method
JP2020148256A Driving force transmission device for earthquake-resistant pipe propulsion laying method
JP2020079621A Propulsion force transmission device for earthquake resistance pipe propulsion laying construction method
JP2020034062A Propulsive force transmission device for earthquake-resistant pipe propulsion laying construction method
JP2019138449A Earthquake proof pipe propulsion laying construction method and propulsive force transmission device
JP2019083399A Mounting structure of antenna to iron lid
JP2019044224A Glassy layer coated cast iron
JP2018179066A Pipe propulsive force transmission device
JP2018179065A Pipe propulsive force transmission device
JP2018069709A Connection method of synthetic resin pipe body and mold apparatus for connection
JP2018013150A Pipe joint structure
JP2018013137A Pipe joint structure
JP2017172130A Seal member for pit mounting table
JP2017089673A Pipe joint member
JP2017036645A Base for buried valve
JP2017078482A Deformed pipe
JP2017055297A Structure for fitting mobile phone antenna to iron lid
JP2017009006A Pipeline connected part protective member, pipeline and laying method thereof
JP2016098482A Base for buried valve
JP2016089578A Pipe joint for buried valve