Inventor

TODO YOZO

JP11 patents

Patents

11 patents

US4704459ANov 3, 1987

Process for producing 1-substituted aryl-1,4-dihydro-4-oxonaphthyridine derivatives, and processes for producing the intermediates

TOYAMA CHEMICAL CO LTD67 citations94

US5935952AAug 10, 1999

Quinolone- or naphthylidone-carboxylic acid derivates or their salts

TOYAMA CHEMICAL CO LTD26 citations92

US4851535AJul 25, 1989

Nicotinic acid derivatives

TOYAMA CHEMICAL CO LTD24 citations91

US6025370AFeb 15, 2000

Quinolonecarboxylic acid derivatives or salts thereof

TOYAMA CHEMICAL CO LTD19 citations84

US5719150AFeb 17, 1998

1,2-ethanediol derivative and salt thereof, process for producing the same, and cerebral function-improving agent comprising the same

TOYAMA CHEMICAL CO LTD10 citations81

US5658904AAug 19, 1997

1,2-ethanediol derivative and salt thereof and cerebral function-improving agent comprising the same

TOYAMA CHEMICAL CO LTD13 citations81

US5612381AMar 18, 1997

1,2-ethanediol derivative and salt thereof process for producing the same, and cerebral function-improving agent comprising the same

TOYAMA CHEMICAL CO LTD11 citations81

US5280032AJan 18, 1994

1,2-ethanediol derivative and salt thereof, process for producing the same, and cerebral function-improving agent comprising the same

TOYAMA CHEMICAL CO LTD16 citations81

US5872117AFeb 16, 1999

1,2-ethanediol derivative and salt thereof, process for producing the same, and cerebral function-improving agent comprising the same

TOYAMA CHEMICAL CO LTD7 citations73

US5472984ADec 5, 1995

1,2-ethanediol derivative and salt thereof and cerebral function-improving agent comprising the same

TOYAMA CHEMICAL CO LTD10 citations73

US4990508AFeb 5, 1991

Pyridone carboxylic acid derivatives and salts thereof, process for producing the same and antibacterial agents comprising the same

TOYAMA CHEMICAL CO LTD18 citations70