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Inventor

Naohisa Fukuda

Inventor
Kawanishi, JP

Overview

4→
Patents
1978–1993
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

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

C07Dprimary
C07DHeterocyclic compounds50%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations38%
C07KPeptides13%
PatentTitleYear
5,273,978'Optically active isoindoline derivatives, their production and use'19934,978,761'5-hydroxy-2-substituted-2,4,6,7-tetramethyl-2,3-dihydrobenzofurans'19904,966,973'2-substituted coumaran derivatives'19904,100,152'Peptides'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1993Patents assigned to TAKEDA CHEMICAL INDUSTRIES LTD (4)· patent assignee history
1978Based in Toyonaka, JP· patent location history
1990–1993Based in Kawanishi, JP· patent location history
1990Based in Hyogo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TAKEDA CHEMICAL INDUSTRIES LTD41978–1993
Locations
LocationPatentsSpan
Kawanishi, JP21990–1993
Hyogo, JP11990
Toyonaka, JP11978