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OHGEN RESEARCH LAB LTD

Overview
  • Total Patents
    27
About

OHGEN RESEARCH LAB LTD has a total of 27 patent applications. Its first patent ever was published in 1990. It filed its patents most often in Japan, United States and Australia. Its main competitors in its focus markets organic fine chemistry, environmental technology and pharmaceuticals are FARMAK A S, FOURNIER INNOVATION SYNERGIE and N PROIZV OB EDINENIE VITAMINY.

Patent filings in countries

World map showing OHGEN RESEARCH LAB LTDs patent filings in countries
# Country Total Patents
#1 Japan 9
#2 United States 4
#3 Australia 3
#4 Canada 3
#5 China 3
#6 EPO (European Patent Office) 3
#7 Russian Federation 2

Patent filings per year

Chart showing OHGEN RESEARCH LAB LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Akiyama Kiyoshi 27

Latest patents

Publication Filing date Title
JP2003267987A Geranyl-saccharide derivative
JP2003206269A Geranyl group-containing amide derivative
JP2003206297A Mevalonic acid derivative
JPH06211762A N-methyldeacetylcolchiceinamide derivative
JPH06199749A N-methyldeacetylcolchiceinamide derivative
JPH05238999A Deacetylcolchicine derivative
AU8982091A Deacetylcolchicine derivatives
JPH06199843A 5-fluorouracil derivative
JPH04330045A Production of deacetylcolchicine
JPH04224550A Deacetyl colchicine derivative