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DAIREN KAGAKU KOGYO KOFUN YUUG

Overview
  • Total Patents
    11
About

DAIREN KAGAKU KOGYO KOFUN YUUG has a total of 11 patent applications. Its first patent ever was published in 1987. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology, macromolecular chemistry and polymers and materials and metallurgy are HUBEI PROV CHEMISTRY INST, SHUBINOK ALEKSANDR V and DALIAN RUIKE SCIENCE & TECHNOLOGY CO LTD.

Patent filings in countries

World map showing DAIREN KAGAKU KOGYO KOFUN YUUGs patent filings in countries
# Country Total Patents
#1 Japan 11

Patent filings per year

Chart showing DAIREN KAGAKU KOGYO KOFUN YUUGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tei Manshi 7
#2 Hayashi Fukunobu 7
#3 Chin Akikage 7
#4 Kyo Yoshiyasu 4
#5 Hayashi Fukushin 3
#6 Ko Fukusuke 3
#7 Shu Masaaki 3
#8 Shu Toshihiko 3
#9 Fuku Kousuke 1
#10 Kou Kenchiyuu 1

Latest patents

Publication Filing date Title
JPH09286748A Dehydropurification of aqueous alcohol solution
JPH09225311A Modified raney nickel catalyst and production of diol compound thereby
JPH06234679A Preparation of 1,4-butanediol
JPH0578274A Process for producing acetic acid
JPH02293312A Production of high-purity carbon monoxide
JPH02292238A Preparation of methyl formate
JPH01153652A Production of acetic acid by isomerizing methyl formate
JPS63310634A Production of emulsion
JPS63312829A Manufacture of laminate
JPS63286333A Manufacture of laminate
JPS63297407A Manufacture of emulsion