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KANKYO KAGAKU CENTER KK

Overview
  • Total Patents
    27
About

KANKYO KAGAKU CENTER KK has a total of 27 patent applications. Its first patent ever was published in 1986. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology and organic fine chemistry are NANJING TONGZE AGRICULTURAL SCI & TECH CO LTD, XI AN CATALYST CHEMICAL CO LTD and SUZHOU PAITENG BIOLOG MEDICAL TECHNOLOGY CO LTD.

Patent filings in countries

World map showing KANKYO KAGAKU CENTER KKs patent filings in countries
# Country Total Patents
#1 Japan 27

Patent filings per year

Chart showing KANKYO KAGAKU CENTER KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kawashima Masatoshi 23
#2 Nakayama Minoru 2
#3 Hirata Reiko 2
#4 Otsuka Nobuyuki 1
#5 Kawada Kazuo 1
#6 Goto Yoshiaki 1
#7 Matsumura Shuichi 1
#8 Takahashi Tsutomu 1
#9 Kokubo Yorio 1
#10 Abe Yoshiro 1

Latest patents

Publication Filing date Title
JP2000044504A Optically active 6-bromo-1,1'-binaphthalene-2,2'-diol and its production
JP2000007689A Production of phosphine
JP2000007691A Production of optically active 2-(disubstituted phosphinyl)-2'-(substituted sulfonyloxy)-1,1'-binaphthyl
JP2000007690A Production of optically active 2,2'-bis(disubstituted phosphinyl)-1,1'-binaphthyl
JP2000007688A Production of optically active 2,2'-bis(disubstituted phosphino)-1,1'-binaphthyl
JPH11343252A Optical resolution
JPH11322635A Production of molecular compound composed of optically active compound and optical resolution agent
JPH11158151A Preparation of (+-)-2,4r,4t-triphenyl-4,5-dihydro-1h-imidazol
JPH1129535A Method of formation of optically active 1,2-cyclo-hexanediamine
JPH1059900A Tetrahydrobinaphthol derivative and its production
JPH09140395A Production of optically active benzoin
JPH09136864A Separation of optically active 1,2-cyclohexanediamine
JPH0913073A Composition for solidifying waste animal or vegetable oil, its production, and method for treating waste animal or vegetable oil
JPH0775594A Production of optically active 1,2-diol
JPH06345789A 1,2-bisdiphenylphspohinoxy-1,2-diphenylethane and its copper complex
JPH06169794A Production of optically active alcohol
JPH06122644A Bi@(3754/24)tetrahydronaphthyl) derivative and its production
JPH0648994A Alkenyl aryl carbonate
JPH05317090A Production of optically active compound
JPH05294899A Alkynyl aryl carbonate