Inventor

NAGAOKA AKINOBU

JP14 patents

Patents

14 patents

US4892875AJan 9, 1990

Substituted heterocyclylalkyl esters of 1,4-dihydropyridine-3,5-dicarboxylic acids

TAKEDA CHEMICAL INDUSTRIES LTD33 citations92

US4824848AApr 25, 1989

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

TAKEDA CHEMICAL INDUSTRIES LTD28 citations92

US4436753AMar 13, 1984

Method for therapy of ischemic disease

TAKEDA CHEMICAL INDUSTRIES LTD35 citations92

US5604210AFeb 18, 1997

Inhibitor of vascular permeability enhancer

TAKEDA CHEMICAL INDUSTRIES LTD42 citations90

US5169856ADec 8, 1992

Piperidinoalkyl derivatives of carboxylic acid amides

TAKEDA CHEMICAL INDUSTRIES LTD21 citations82

US4804665AFeb 14, 1989

Azaspiro compounds and their use

TAKEDA CHEMICAL INDUSTRIES LTD22 citations82

US5916925AJun 29, 1999

Pharmaceutical composition for treatment of dementia

TAKEDA CHEMICAL INDUSTRIES LTD17 citations77

US5025033AJun 18, 1991

Alkylene diamines

TAKEDA CHEMICAL INDUSTRIES LTD12 citations73

US4603135AJul 29, 1986

Substituted piperazinyl alkyl esters of 2-amino-4-aryl-1,4-dihydro-6-alkyl-3,5-pyridinedicarboxylates

TAKEDA CHEMICAL INDUSTRIES LTD10 citations73

US5965568AOct 12, 1999

Composition for inhibiting production or secretion of amyloid β protein to treat Down's syndrome

TAKEDA CHEMICAL INDUSTRIES LTD15 citations71

US5434179AJul 18, 1995

Method for improving brain function using cholinesterase-inhibiting aminoketone compounds

TAKEDA CHEMICAL INDUSTRIES LTD4 citations62

US5180746AJan 19, 1993

Aralkylamine compounds

TAKEDA CHEMICAL INDUSTRIES LTD3 citations62

US5021439AJun 4, 1991

Cerebral function ameliorating agents related to Tan-950 A

TAKEDA CHEMICAL INDUSTRIES LTD3 citations62

US4748154AMay 31, 1988

Peptide derivatives, their production and use

TAKEDA CHEMICAL INDUSTRIES LTD1 citations52