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KURASHIKI RAYON CO

Overview
  • Total Patents
    928
About

KURASHIKI RAYON CO has a total of 928 patent applications. Its first patent ever was published in 1950. It filed its patents most often in Canada, Germany and France. Its main competitors in its focus markets macromolecular chemistry and polymers, machines and textiles and paper are KURASHIKI RAYON KK, ENGELS CHEMIEFASERWERK VEB and MONTECATINI MINERARIA CHIMICA.

Patent filings in countries

World map showing KURASHIKI RAYON COs patent filings in countries
# Country Total Patents
#1 Canada 283
#2 Germany 222
#3 France 213
#4 United States 178
#5 Austria 12
#6 Spain 5
#7 Finland 4
#8 Belgium 3
#9 Switzerland 2
#10 United Kingdom 2
#11 Sweden 2
#12 Denmark 1
#13 Norway 1

Patent filings per year

Chart showing KURASHIKI RAYON COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Fukushima Osamu 85
#2 Matsubayashi Kanji 69
#3 Tanabe Kenichi 56
#4 Imai Kiyokazu 46
#5 Imoto Saburo 33
#6 Hirano Katsuaki 29
#7 Osugi Tetsuro 29
#8 Matsumoto Masakazu 29
#9 Itoi Kazuo 28
#10 Osamu Fukushima 26

Latest patents

Publication Filing date Title
US3860440A Method of manufacturing a highly glossy sheet material
US3843389A Process for impregnating webs with polymer solutions
US3661883A Process for the manufacture of polyisoprene
US3610449A Apparatus for taking spun cakes out of the centrifugal spinning machine
US3729498A Process for the preparation of organic dinitriles
US3657034A Method of producing sheet materials similar to leather
US3597309A Method of recovering fibrous material from a scrap of a sheet-like fibrous structure containing a polyvinyl alcohol resin binder treated with titanic acid
FR2015600A1 Production of paper or non woven material
US3679544A Process for the production of water-resistant paper or nonwovens containing water soluble polyvinyl alcohol
US3671620A Process for the manufacture of composite filaments and yarns
US3660556A Process for producing polyvinyl alcohol filaments
US3660554A Process for the preparation of shaped materials of amidovinyl compoundgrafted aromatic polyesters
US3620897A Conveyor belts and process for their manufacture
FR2011452A1 Anti-static moulding composition
US3595953A Process for producing polyester fibers and having high and constant shrinkage
FR2044080A5 Yarn drawing device for pot spinning system
US3582462A Process for production of paper of polyvinyl alcohol synthetic fibers
US3647756A Process for the preparation of graft copolymers of acetalized polyvinyl alcohol with methyl methacrylate
US3616164A Conveyor belt and a process for the manufacture thereof
US3790617A Process for preparation of organic dinitriles