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CHOSHUN JINZO JUSHISHO KOFUN Y

Overview
  • Total Patents
    24
About

CHOSHUN JINZO JUSHISHO KOFUN Y has a total of 24 patent applications. Its first patent ever was published in 1997. It filed its patents most often in Japan. Its main competitors in its focus markets macromolecular chemistry and polymers, audio-visual technology and machines are TOTO KASEI CO LTD, JAPAN EPOXY RESIN KK and TOTO KASEI KK.

Patent filings in countries

World map showing CHOSHUN JINZO JUSHISHO KOFUN Ys patent filings in countries
# Country Total Patents
#1 Japan 24

Patent filings per year

Chart showing CHOSHUN JINZO JUSHISHO KOFUN Ys patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ko Kongen 20
#2 Chin Kosei 15
#3 To Anho 12
#4 Chen Chih-Fu 5
#5 Ryu Eirin 3
#6 Chin Soyu 3
#7 Chen Wen-Chang 2
#8 O Chuyu 2
#9 Cho Kansho 2
#10 Liao Shyh Haw 2

Latest patents

Publication Filing date Title
JP2006117743A Method for producing novolak resin
JP2006036956A Method for producing novolak resin
JP2005105158A Organic-inorganic hybrid film material and method for producing the same
JP2005070233A Method of manufacturing optical waveguide element and optical waveguide element manufactured by method
JP2003313269A Phosphorus-containing flame-retardant epoxy resin and its composition
JP2003055436A Phosphorus-containing resin, and flame-retardant resin composition containing the same
JPH1160699A Novel polyalkylphenol resin and its preparation