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OKAMOTO KAGAKU KOGYO KK

Overview
  • Total Patents
    130
  • GoodIP Patent Rank
    179,742
About

OKAMOTO KAGAKU KOGYO KK has a total of 130 patent applications. Its first patent ever was published in 1976. It filed its patents most often in Japan. Its main competitors in its focus markets optics, textiles and paper and machines are SAVARIAR-HAUCK CELIN, KODAK POLYCHROME GRAPHICS JP and LITHOPLATE INC.

Patent filings in countries

World map showing OKAMOTO KAGAKU KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 130

Patent filings per year

Chart showing OKAMOTO KAGAKU KOGYO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nakatsuka Masao 66
#2 Ezaka Teruo 34
#3 Ozaki Atsushi 23
#4 Okamoto Hiroaki 19
#5 Naito Kazuhiko 12
#6 Sakamoto Shoji 12
#7 Okamoto Takashi 10
#8 Oota Takatoshi 9
#9 Sugano Seiichi 9
#10 Sato Naoya 9

Latest patents

Publication Filing date Title
JP2020100107A Composition for optical three-dimensional modeling, three-dimensional object, and method for manufacturing thereof
JP2020050735A Composition for optical three-dimensional molding, three-dimensional molded product and method for manufacturing the same
JP2018100340A Composition for optical three-dimensional molding and method for manufacturing three-dimensionally molded article using the same
JP2018094245A Aligner for orthodontics, and method of manufacturing the same
JP2018076455A Composition for optical stereolithography
JP2017095602A Composition for optical three-dimensional shaping and method for manufacturing three-dimensional shaped article using the same
JP2016196597A Composition for stereolithography and production method of three-dimensional molded object using the same
JP2016141685A Photosensitive resin composition for resin accessory and resin accessory using the same
JP2015125290A Photosensitive composition and lithographic printing plate precursor using the same
JP2014081528A Composition for forming protective layer and lithographic printing original plate using the same
JP2014063108A Photosensitive composition and lithographic printing plate precursor using the same
JP2014048569A Photosensitive composition and lithographic original plate using the same
JP2013052542A Emulsified plate cleaning agent for lithographic printing plate
JP2012246225A Silane coupling agent
JP2012230194A Photosensitive composition and lithographic printing plate precursor
JP2012224796A Photosensitive composition, and lithographic printing original plate produced by using the same
JP2011215475A Processing liquid for developing planographic printing plate and method for producing planographic printing plate
JP2011215476A Composition for forming protective layer, and photosensitive planographic printing plate using the same
JP2011137989A Brush roller, developing device for photosensitive planographic printing plate, and method for manufacturing planographic printing plate
JP2011053348A Composition for forming protective layer, and lithographic printing plate precursor using the same