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Inventor

Yukio Irie

Inventor
Maebashi, JP

Overview

2→
Patents
1990–1998
Patent span
Human necessities
Primary field (CPC A)

Patents· 2 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes50%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations25%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
PatentTitleYear
5,747,502'Process for preparing benzo›c!phenanthridinium derivatives, novel compounds prepared by said process, and antitumor agents'19984,952,409'Agent for prevention and remedy of injuries caused by ischemia'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1998Patents assigned to NIPPON KAYAKU KK (2)· patent assignee history
1990–1998Based in Maebashi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON KAYAKU KK21990–1998
Locations
LocationPatentsSpan
Maebashi, JP21990–1998