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NKK PLANT ENG CORP

Overview
  • Total Patents
    83
About

NKK PLANT ENG CORP has a total of 83 patent applications. Its first patent ever was published in 1997. It filed its patents most often in Japan, EPO (European Patent Office) and United States. Its main competitors in its focus markets environmental technology, organic fine chemistry and chemical engineering are MT ASPIRING GEOCHEMISTRY CONSU, STERECYCLE LTD and IR I KHIM IM A E FAVORSKOGO SI.

Patent filings in countries

World map showing NKK PLANT ENG CORPs patent filings in countries
# Country Total Patents
#1 Japan 79
#2 EPO (European Patent Office) 3
#3 United States 1

Patent filings per year

Chart showing NKK PLANT ENG CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Aoki Akio 15
#2 Uyama Kiyoshi 9
#3 Mihara Hiroshi 9
#4 Ishii Mitsuo 8
#5 Kanao Yoshiyuki 6
#6 Doi Takeshi 6
#7 Yokota Shizuo 5
#8 Saito Shinichi 5
#9 Tamaki Kunio 5
#10 Fukuda Shuzo 4

Latest patents

Publication Filing date Title
JP2003159567A Vortex air classifier
JP2003155098A Bottle cap remover
JP2003126867A Boron fixing method
JP2003083532A Gas cooling chamber
JP2003062457A Fluorine adsorbent and method for removing fluorine by using the same
JP2003026296A Quantitative filling and/or pulling-out apparatus for barrel, filling nozzle, pulling-out nozzle and pulling-out system for remaining liquor in line
JP2003034408A Liquid charging and/or discharging system for barrel
JP2002361236A Method for removing boron
JP2002332755A Roof for multipurpose house
JP2002307017A Swirling air current suction apparatus
JP2002292342A Apparatus for arranging a plurality of rows of waste plastics and divider for waste plastics using the apparatus
JP2002263663A Method for removing and fixing boron
JP2002089069A Square with affiliated parking system
JP2002089824A Refuse incineration equipment and waste gas cooling method
JP2001096233A Eddy air current suction device and sorting device using this eddy air current suction device
JP2002012873A Apparatus for carbonizing treatment
JP2002012874A Apparatus for carbonizing treatment
JP2001347230A Carrying conveyor for vegetable/fruit and carrying equipment for vegetable/fruit using this carrying conveyor
JP2001348113A Fruits sorting device
JP2001354203A Greengrocery boxing apparatus