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Inventor

Yasuhiro Katsuura

Inventor
Tokyo, JP

Overview

2→
Patents
1989–1990
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.

C07Dprimary
C07DHeterocyclic compounds50%
A61KPreparations for medical, dental or toiletry purposes25%
C07KPeptides25%
PatentTitleYear
4,895,842'Phenylalanine derivative and proteinase inhibitor'19904,873,253'Phenylalanine derivative and proteinase inhibitor'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1990Patents assigned to OKAMOTO SHOSUKE (2)· patent assignee history
1989–1990Patents assigned to SHOWA DENKO KK (2)· patent assignee history
1989Based in Ohta, JP· patent location history
1990Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OKAMOTO SHOSUKE21989–1990
SHOWA DENKO KK21989–1990
Locations
LocationPatentsSpan
Tokyo, JP11990
Ohta, JP11989