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Inventor

Seiko Ishiguro

Inventor
Kawanishi, JP

Overview

2→
Patents
1994
Patent span
Human necessities
Primary field (CPC A)

Patents· 2 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes67%
C08LCompositions of macromolecular compounds33%
PatentTitleYear
5,344,644'Water-soluble composition for sustained-release'19945,304,377'Prolonged release preparation and polymers thereof'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994Patents assigned to TAKEDA CHEMICAL INDUSTRIES LTD (2)· patent assignee history
1994Based in Kawanishi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TAKEDA CHEMICAL INDUSTRIES LTD21994
Locations
LocationPatentsSpan
Kawanishi, JP21994