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FUKUNAGA KAZUJI

Overview
  • Total Patents
    43
About

FUKUNAGA KAZUJI has a total of 43 patent applications. Its first patent ever was published in 1983. It filed its patents most often in Japan and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets environmental technology and chemical engineering are TATARSKIJ NI PK I NEFTYANOGO M, MARINO FORUM 21 and BEIL GERHARD.

Patent filings in countries

World map showing FUKUNAGA KAZUJIs patent filings in countries

Patent filings per year

Chart showing FUKUNAGA KAZUJIs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Fukunaga Kazuji 42
#2 Hojo Yukiharu 1
#3 Yoshida Tadayoshi 1
#4 Shinohara Kazuhiro 1

Latest patents

Publication Filing date Title
JP2004306001A Activated sludge apparatus and activated sludge method keeping excess sludge zero
JP2002326095A Method and device for biologically treating waste water containing oil
JP2001259308A Flocculation and concentration apparatus and flocculation and concentration method
JP2000342907A Flocculation concentration method
WO9937377A1 Coagulating/condensing device and method
JP2000000405A Flocculating and concentrating device and flocculating and concentrating method
JPH09103609A Flocculation apparatus and method
JPH0910790A Activated sludge method and apparatus
JPH0889711A Flocculating and thickening device and flocculating and thickening method
JPH0724217A Flocculating and concentrating device and method
JPH0622747A Production of powdery or granular 'koji' and device therefor
JPH067151A Method for producing powdery koji and device therefor
JPH04267992A Flocculation by metaboilite
JPH04219354A Hardening of mortar and concrete
JPH04126503A Method and device for flocculation
JPH04108502A Flocculation and device therefor
JPH03143508A Settling tank having spare separation chamber
JPH03143509A Method and device for flocculation
JPH03143507A Method and device for flocculation
JPH02293007A Method and device for solid-liquid separation