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SUMIKA FINE KEMU KK

Overview
  • Total Patents
    23
About

SUMIKA FINE KEMU KK has a total of 23 patent applications. Its first patent ever was published in 1990. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are FUJIAN AUTOMATION ELECTRIC POWER TECHNOLOGY CO LTD, KUNSHAN HONGFUTAI ENVIRONMENTAL PROT TECHNOLOGY CO LTD and MAANSHAN CHUANGYUAN LEECH FARMING PROFESSIONAL COOPERATIVES.

Patent filings in countries

World map showing SUMIKA FINE KEMU KKs patent filings in countries
# Country Total Patents
#1 Japan 23

Patent filings per year

Chart showing SUMIKA FINE KEMU KKs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Iki Masami 7
#2 Kamifuji Tamiro 4
#3 Saito Takeshi 4
#4 Nakanishi Seiichi 4
#5 Hayashi Taketo 4
#6 Imamiya Katsuyuki 3
#7 Maruhashi Kenji 3
#8 Yamazaki Shigeya 2
#9 Niimoto Yoshihide 2
#10 Okatake Mitsuru 2

Latest patents

Publication Filing date Title
JPH06345737A Production of naphazoline or its salt
JPH06157529A Guanine derivative, its production and use thereof
JPH06279418A Production of benzenesulfonamide derivative
JPH06256346A Production of isoguanine
JPH06247915A Production of acetamide derivative
JPH06211775A Production of 2-nitro-4-methanesulfonyloxy-5-methylphenol
JPH06199800A Production of 2-chloromethylquinoline
JPH06199747A Production of l-alaninol
JPH06157530A Production of 2-amino-6-halogenopurine and synthetic intermediate
JPH06107593A Purification of tert-butyl ester
JPH0649017A Method for purifying chlorphenesin carbamate
JPH069526A Production of 2,4,6-triiodoisophthalic acid amides
JPH069543A Production of chlorosulfonylated product
JPH05320053A Anti-sense oligodeoxyribonucleotide and its derivative and influenza influenzavirus vaccine with the same as active ingredient
JPH05310653A Production of vanillylamine
JPH05230056A Production of 4-substituted benzyl-2-(n-substituted hexahydroazepinyl)-1(2h)-phthalazinone derivative
JPH05194459A Optically active rebobunorol synthetic intermediate and its production
JPH05163167A Production of high-purity benzene
JPH05140157A Phenothiazine derivative
JPH0597788A Method for producing quinazolinone derivative