Inventor

FURUKAWA YOSHIYASU

JP14 patents

Patents

14 patents

US4355040AOct 19, 1982

Hypotensive imidazole-5-acetic acid derivatives

TAKEDA CHEMICAL INDUSTRIES LTD128 citations96

US4340598AJul 20, 1982

Hypotensive imidazole derivatives

TAKEDA CHEMICAL INDUSTRIES LTD96 citations96

US4207324AJun 10, 1980

1,2-Di-Substituted-4-haloimidazole-5-acetic acid derivatives and their use

TAKEDA CHEMICAL INDUSTRIES LTD56 citations96

US4824848AApr 25, 1989

Pyrazolo[3,4-d]pyrimidine derivatives, their production and use

TAKEDA CHEMICAL INDUSTRIES LTD28 citations92

US4582847AApr 15, 1986

4-chloro-2-phenylimidazole-5-acetic acid derivatives and use as diuretics and hypotensives

TAKEDA CHEMICAL INDUSTRIES LTD31 citations92

US4225591ASep 30, 1980

2,6-Diaminonebularines

TAKEDA CHEMICAL INDUSTRIES LTD19 citations81

US4255565AMar 10, 1981

Production of 2,6-diaminonebularines

TAKEDA CHEMICAL INDUSTRIES LTD19 citations79

US4603203AJul 29, 1986

3-aminopyrazolo[3,4-d]pyrimidine derivatives and production thereof

TAKEDA CHEMICAL INDUSTRIES LTD9 citations73

US4258033AMar 24, 1981

2,6-Diaminonebularines

TAKEDA CHEMICAL INDUSTRIES LTD6 citations72

US3959280AMay 25, 1976

3-(Disubstituted)aminoisothiazolo[3,4-d]pyrimidines

TAKEDA CHEMICAL INDUSTRIES LTD6 citations62

US4052391AOct 4, 1977

3-(Disubstituted)aminoisothiazolo[3,4-d]pyrimidines

TAKEDA CHEMICAL INDUSTRIES LTD1 citations52

US4504662AMar 12, 1985

Isoxazolopyrimidine derivatives

TAKEDA CHEMICAL INDUSTRIES LTD0 citations51

US4202975AMay 13, 1980

Isoxazolo[3,4-d]pyrimidines

TAKEDA CHEMICAL INDUSTRIES LTD1 citations50

US4129654ADec 12, 1978

Isoxazolo[3,4-d]pyrimidines useful as antiinflammatory-analgesic agents

TAKEDA CHEMICAL INDUSTRIES LTD1 citations45