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Inventor

Syozo Hayase

Inventor
Tokushima, JP

Overview

2→
Patents
1984–1987
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 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 preparations33%
C07CAcyclic or carbocyclic compounds33%
C07DHeterocyclic compounds33%
PatentTitleYear
4,713,452'Process for preparation of azetidinone derivatives'19874,465,868'Process for preparing o-methallyloxyphenol'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984Patents assigned to OTSUKA KAGAKU YAKUHIN (1)· patent assignee history
1984–1987Based in Tokushima, JP· patent location history
1987Patents assigned to OTSUKA KAGAKU KK (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OTSUKA KAGAKU KK11987
OTSUKA KAGAKU YAKUHIN11984
Locations
LocationPatentsSpan
Tokushima, JP21984–1987