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NAKAGAWA SANGYO CO LTD

Overview
  • Total Patents
    38
  • GoodIP Patent Rank
    167,868
  • Filing trend
    ⇩ 50.0%
About

NAKAGAWA SANGYO CO LTD has a total of 38 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2000. It filed its patents most often in China, EPO (European Patent Office) and United States. Its main competitors in its focus markets machines, textiles and paper and environmental technology are NAKAGAWA SANGYO KK, LEISTRITZ AG and INERGY AUTOMOTIVE SYSTEMS RES (SOCIÉTÉ ANONYME).

Patent filings per year

Chart showing NAKAGAWA SANGYO CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nakagawa Yukihiro 18
#2 Nakagawa Noriaki 17
#3 Ikegami Naoki 5
#4 Nakagawa Yoshikatsu 5
#5 Sakamoto Tatsuo 3
#6 Takahashi Goro 3
#7 Nakagawa Yoshimitsu 2
#8 Keiaki Nakagawa 1
#9 Nakagawa Hiroshige 1
#10 Yukihiro Nakakawa 1

Latest patents

Publication Filing date Title
WO2014162578A1 Muffler
EP2434038A1 Mat material and method for manufacturing the same
CN102400285A Gasket material and preparation method thereof
KR20070115549A Heat-insulated mat for folded plate and heat-insulated roof comprising thereof
EP1847693A1 Exhaust Pipe of vehicle
KR20070100482A Exhaust pipe of vehicle
CN101050718A Exhaust pipe of vehicle
CN1811142A Construction of coupling exhaust pipes of vehicle
EP1217184A1 Sound absorbing material, muffler using the sound absorbing material, and method for forming sound absorbing layer thereof
US6467571B2 Sound absorbing material, muffler using the sound absorbing material, and method for forming sound absorbing layer thereof