Inventor

HATAYAMA KATSUO

JP39 patents

Patents

39 patents

US5403923AApr 4, 1995

3-(substituted propylidene)-2-azetidinone derivates for blood platelet aggregation

TAISHO PHARMACEUTICAL CO LTD36 citations92

US5733917AMar 31, 1998

Heterocyclic compound

TAISHO PHARMACEUTICAL CO LTD37 citations90

US4085135AApr 18, 1978

2-(Carboxymethoxy)-chalcones

TAISHO PHARMACEUTICAL CO LTD31 citations90

US4885367ADec 5, 1989

Sulfonanilide compounds

TAISHO PHARMACEUTICAL CO LTD21 citations80

US4472411ASep 18, 1984

1,4-Dihydropyridine derivatives and use as vasodilators

TAISHO PHARMACEUTICAL CO LTD18 citations79

US5631354AMay 20, 1997

5-O-desosaminylerythronolide derivatives

TAISHO PHARMACEUTICAL CO LTD10 citations73

US5478945ADec 26, 1995

Thiazoline derivatives

TAISHO PHARMACEUTICAL CO LTD8 citations72

US4980474ADec 25, 1990

Apovincaminic acid derivatives

TAISHO PHARMACEUTICAL CO LTD12 citations72

US4557871ADec 10, 1985

Novel styrene derivatives of the general formula

TAISHO PHARMACEUTICAL CO LTD7 citations72

US5116995AMay 26, 1992

Carbazole compounds

TAISHO PHARMACEUTICAL CO LTD18 citations71

US5089654AFeb 18, 1992

Chalcone derivatives

TAISHO PHARMACEUTICAL CO LTD8 citations70

US5712263AJan 27, 1998

Steroid derivatives

TAISHO PHARMACEUTICAL CO LTD7 citations69

US4937360AJun 26, 1990

N-substituted amide derivatives useful for treating liver diseases

TAISHO PHARMACEUTICAL CO LTD13 citations69

US5281717AJan 25, 1994

Epoxysuccinamic acid derivatives

TAISHO PHARMACEUTICAL CO LTD9 citations68

US5591837AJan 7, 1997

5-O-desosaminylerythronolide a derivative

TAISHO PHARMACEUTICAL CO LTD3 citations62

US5502202AMar 26, 1996

Aminoalkylthiazole derivative

TAISHO PHARMACEUTICAL CO LTD2 citations62

US5302705AApr 12, 1994

6-O-methylerythromycin a oxime derivatives

TAISHO PHARMACEUTICAL CO LTD5 citations62

US4883876ANov 28, 1989

Acylated vincaminic acid derivatives

TAISHO PHARMACEUTICAL CO LTD2 citations61

US5495046AFeb 27, 1996

Alkoxyphenylalkylamine derivatives

TAISHO PHARMACEUTICAL CO LTD5 citations60

US4948899AAug 14, 1990

1,4-dihydropyridine derivatives

TAISHO PHARMACEUTICAL CO LTD3 citations60

US5990151ANov 23, 1999

Optically active substituted phenylalkylamine derivatives

TAISHO PHARMACEUTICAL CO LTD2 citations58

US5374764ADec 20, 1994

5-aminosulfonanilide compounds

TAISHO PHARMACEUTICAL CO LTD3 citations58

US5672712ASep 30, 1997

Thiazoline derivatives

TAISHO PHARMACEUTICAL CO LTD1 citations51

US5496829AMar 5, 1996

Use of 2-nitroxyethyl (+)apovincaminate

TAISHO PHARMACEUTICAL CO LTD0 citations51

US5416212AMay 16, 1995

Anilide derivatives

TAISHO PHARMACEUTICAL CO LTD0 citations51

US5047543ASep 10, 1991

1,4-dihydropyridine derivatives

TAISHO PHARMACEUTICAL CO LTD0 citations50

US4968822ANov 6, 1990

21-alkoxysteroid compounds

TAISHO PHARMACEUTICAL CO LTD0 citations50

US5347012ASep 13, 1994

Naphthothiopyranone derivatives

TAISHO PHARMACEUTICAL CO LTD0 citations49

US5521311AMay 28, 1996

5-aminoacetylaminosulfonanilide compounds

TAISHO PHARMACEUTICAL CO LTD0 citations48

US5449826ASep 12, 1995

5-amino-2-phenoxysulfonanilide compound

TAISHO PHARMACEUTICAL CO LTD0 citations48

US5597921AJan 28, 1997

Indolo[2,3-b]quinoxaline derivatives

TAISHO PHARMACEUTICAL CO LTD1 citations45

US5602239AFeb 11, 1997

5-O-desosaminylerythronolide derivatives

TAISHO PHARMACEUTICAL CO LTD0 citations41

HATAYAMA KATSUO

Patents

6-0-methylerythromycin A derivatives

Quinolinecarboxylic acid derivatives

5-O-desosaminylerythronolide a derivatives

Heterocyclic compound

5-O-desosaminylerythronolide derivatives

Anilide derivative

2&#39;-position modified compound of erythromycin or its derivative

3-(substituted propylidene)-2-azetidinone derivates for blood platelet aggregation

Heterocyclic compound

2-(Carboxymethoxy)-chalcones

Sulfonanilide compounds

1,4-Dihydropyridine derivatives and use as vasodilators

5-O-desosaminylerythronolide derivatives

Thiazoline derivatives

Apovincaminic acid derivatives

Novel styrene derivatives of the general formula

Carbazole compounds

Chalcone derivatives

Steroid derivatives

N-substituted amide derivatives useful for treating liver diseases

Epoxysuccinamic acid derivatives

5-O-desosaminylerythronolide a derivative

Aminoalkylthiazole derivative

6-O-methylerythromycin a oxime derivatives

Acylated vincaminic acid derivatives

Alkoxyphenylalkylamine derivatives

1,4-dihydropyridine derivatives

Optically active substituted phenylalkylamine derivatives

5-aminosulfonanilide compounds

Thiazoline derivatives

Use of 2-nitroxyethyl (+)apovincaminate

Anilide derivatives

1,4-dihydropyridine derivatives

21-alkoxysteroid compounds

Naphthothiopyranone derivatives

5-aminoacetylaminosulfonanilide compounds

5-amino-2-phenoxysulfonanilide compound

Indolo[2,3-b]quinoxaline derivatives

5-O-desosaminylerythronolide derivatives

2'-position modified compound of erythromycin or its derivative