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KONISHI CHEM IND

Overview
  • Total Patents
    95
  • GoodIP Patent Rank
    217,509
  • Filing trend
    ⇩ 100.0%
About

KONISHI CHEM IND has a total of 95 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1974. It filed its patents most often in Japan, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets organic fine chemistry, macromolecular chemistry and polymers and textiles and paper are AIES CO LTD, HONSHU CHEMICAL IND and MASATAKA AMAGASA.

Patent filings per year

Chart showing KONISHI CHEM INDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ogata Eiji 52
#2 Yanase Norio 37
#3 Nate Nobuyuki 32
#4 Oi Fumio 28
#5 Ono Koji 19
#6 Kitahara Takayuki 14
#7 Morita Yukichi 10
#8 Yamamoto Masamichi 9
#9 Yamamoto Hiroyuki 8
#10 Manabe Osamu 7

Latest patents

Publication Filing date Title
KR20140117588A Method of consistently producing diallylbisphenols
KR20140106537A Method for manufacturing sulfonated aromatic polymer
CN101090923A Organic-solvent dispersion of fine polysilsesquioxane particle, process for producing the same, aqueous dispersion polysilsesquioxane particle, and process
EP1840151A1 Organic-solvent dispersion of fine polysilsesquioxane particle, process for producing the same, aqueous dispersion of fine polysilsesquioxane particle, and process for producing the same
AU2003266552A1 Process for producing high-purity 4,4'-dihydroxydiphenyl sulfone
EP1498412A1 Process for producing dihydroxydiphenyl sulfone
WO03070480A1 Color developer and thermal recording material containing the same
WO03029016A1 Developer, dispersions containing the same, and thermal recording materials
AU2002332338A1 4-isopropoxy-4'-hydroxydiphenyl sulfone for developers, process for its production and thermal recording material
US6965054B2 Process for producing mixture of dihydroxydiphenylsulfone isomers
JP2000144572A Antimicrobial treatment auxiliary for fiber product and antimicrobial treatment
JPH11302984A Dyeing auxiliary for polyester-based fiber product and dyeing
JPH1192447A Dihydroxydiphenyl sulfone salt of metal in copper group
JPH11158139A Production of sulfoanilinium isophthatic acid diester
JPH11152261A Production of isophthalic diester sulfonic acid derivative
JPH1053574A Alkali metal salt of dihydroxydiphenylsulfone
JPH10158235A Purification of 4,4'-dihydroxydiphenyl sulfone monoether derivative
JPH10139756A Purification of 2,4'-dihydroxyphenylsulfone
JPH10131060A Dye-fixing agent for polyamide synthetic fiber and treatment of dyed cloth with the same
JPH10114735A 4,4'-dihydroxydiphenylsulfone diether derivative and production of 4,4'-dihydroxydiphenylsulfone monoether derivative