Inventor

Takafumi Fujioka

Inventor

Tokushima, JP

Overview

1984–2000

Patent span

Chemistry

Primary field (CPC C)

Patents· 24 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Dprimary

C07DHeterocyclic compounds57%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations23%

A61KPreparations for medical, dental or toiletry purposes20%

PatentTitleYear

6,136,826'Peripheral vasodilating agent containing piperidine derivative as active ingredient'2000 5,760,058'Peripheral vasodilating agent containing piperidine derivative as active ingredient'1998 5,656,642'Peripheral vasodilating agent containing piperidine derivative as active ingredient'1997 5,654,317'Antiarrhythmic agent'1997 5,591,751'Peripheral vasodilators'1997 5,532,253'Agent for treating thrombosis and phosphodiesterase inhibitor'1996 5,401,754'Agent for treating thrombosis and phosphodiesterase inhibitor'1995 5,385,914'Cardiotonic carbostyril agents for treating heart ailments'1995 5,306,719'Carbostyril derivatives and salts thereof'1994 5,266,577'Method of treating congestive heart failure using carbostyril derivatives'1993 5,198,448'Cardiotonics'1993 5,071,856'Carbostyril derivatives and salts thereof'1991 5,053,514'Cardiotonics'1991 4,886,809'Carbostyril derivatives and salts thereof'1989 4,845,100'Carbostyril derivatives and salts thereof, processes for preparing the same and cardiotonic composition containing the same'1989 4,824,840'Carbostyril derivatives and pharmaceutical preparations containing same'1989 4,760,064'Carbostyril compounds, compositions containing same and processes for preparing same'1988 4,737,501'Substituted piperazinyl oxindol compounds and cardiotonic compositions containing the same'1988 4,619,932'Novel carbostyril derivatives, process for producing thereof and pharmaceutical composition containing the same'1986 4,593,035'Carbostyril derivatives'1986 4,567,187'Carbostyril derivatives and antihistaminic agents containing the carbostyril derivatives'1986 4,482,560'Carbostyril derivatives, and antihistaminic agents containing the same'1984 4,460,593'Carbostyril derivatives, and central nervous system controlling agents containing the carbostyril derivatives'1984 4,455,422'Carbostyril derivatives and pharmaceutical composition containing the same'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–2000Patents assigned to OTSUKA PHARMA CO LTD (24)· patent assignee history

1984–2000Based in Tokushima, JP· patent location history

1991–1995Based in Itano, JP· patent location history

1997–1998Based in Itano-gun, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
OTSUKA PHARMA CO LTD	24	1984–2000

Locations

Location	Patents	Span
Tokushima, JP	18	1984–2000
Itano, JP	4	1991–1995
Itano-gun, JP	2	1997–1998