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Inventor

Ikutoshi Matsuura

Inventor
Saitama, JP

Overview

3→
Patents
1985–1990
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

C07Dprimary
C07DHeterocyclic compounds50%
C07CAcyclic or carbocyclic compounds33%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations17%
PatentTitleYear
4,904,771'Pseudouridine derivative'19904,542,143'Pyridyl carbonyl ascochlorin derivatives and pharmaceutical compositions containing the same'19854,500,544'Ascochlorin derivatives, and pharmaceutical composition containing the same'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985Patents assigned to CHUGAI PHARMACEUTICAL CO LTD (2)· patent assignee history
1985Based in Saitama, JP· patent location history
1990Patents assigned to ISHITANI YOSHIHIKO (1)· patent assignee history
1990Patents assigned to KATSUNUMA NOBUHIKO (1)· patent assignee history
1990Patents assigned to KIDO HIROSHI (1)· patent assignee history
1990Patents assigned to MATSURA IKUTOSHI (1)· patent assignee history
1990Based in Saitama-shi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHUGAI PHARMACEUTICAL CO LTD21985
ISHITANI YOSHIHIKO11990
KATSUNUMA NOBUHIKO11990
KIDO HIROSHI11990
MATSURA IKUTOSHI11990
Locations
LocationPatentsSpan
Saitama, JP21985
Saitama-shi, JP11990