LexDanaLexDanabeta
Inventor

Ichiro Tanaka

Inventor
Tokyo, JP

Overview

4→
Patents
1978–2007
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.

A61Pprimary
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations29%
C07DHeterocyclic compounds29%
A61KPreparations for medical, dental or toiletry purposes14%
C07CAcyclic or carbocyclic compounds14%
C07JSteroids14%
PatentTitleYear
7,309,718'Dibenzocycloheptene compound'20074,434,166'Animal coccidiosis preventive'19844,113,680'Method for preparing 17 .alpha.-ester-21-halo pregnanes'19784,085,135'2-(Carboxymethoxy)-chalcones'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978Patents assigned to TAISHO PHARMACEUTICAL CO LTD (2)· patent assignee history
1978Based in Tokyo, JP· patent location history
1984Patents assigned to EISAI CO LTD (1)· patent assignee history
1984Based in Kodaira, JP· patent location history
2007Patents assigned to UBE INDUSTRIES (1)· patent assignee history
2007Based in Ube, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TAISHO PHARMACEUTICAL CO LTD21978
EISAI CO LTD11984
UBE INDUSTRIES12007
Locations
LocationPatentsSpan
Tokyo, JP21978
Ube, JP12007
Kodaira, JP11984