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Inventor

Kiyonosin Itikawa

Inventor
Otsu, JP

Overview

1→
Patents
1982
Patent span
Human necessities
Primary field (CPC A)

Patents· 1 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 preparations50%
C07DHeterocyclic compounds50%
PatentTitleYear
4,363,812'3-(Tetrazol-5-yl), 4-methyl-8-alkoxy coumarins and anti-allergic compositions thereof'1982

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1982Patents assigned to KAKENYAKU KAKO KK (1)· patent assignee history
1982Based in Otsu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KAKENYAKU KAKO KK11982
Locations
LocationPatentsSpan
Otsu, JP11982