Inventor

Koichiro Ootsu

Inventor

Mishima, JP

Overview

5→

Patents

1993–1996

Patent span

Chemistry

Primary field (CPC C)

Patents· 5 as inventor

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

C07Dprimary

C07DHeterocyclic compounds50%

A61KPreparations for medical, dental or toiletry purposes13%

C12NMicroorganisms or enzymes13%

C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture13%

C12RIndexing scheme associated with subclasses c12c - c12q, relating to microorganisms13%

PatentTitleYear

5,498,627'Octahydro-2-naphthalenecarboxylic acid derivative, its production and use'1996 5,459,129'Condensed heterocyclic compounds, their production and use'1995 5,403,843'Pyrrolopyrimidinyalglutaminate derivatives and their use'1995 5,268,362'Condensed heterocyclic compounds, their production and use'1993 5,250,296'Immunostimulant agent containing interleukin-2 and 5\'-deoxy-5-fluorouridine'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–1996Patents assigned to TAKEDA CHEMICAL INDUSTRIES LTD (5)· patent assignee history

1993–1996Based in Mishima, JP· patent location history

1993–1995Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TAKEDA CHEMICAL INDUSTRIES LTD	5	1993–1996

Locations

Location	Patents	Span
Mishima, JP	3	1993–1996
Osaka, JP	2	1993–1995