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Inventor

Hisanaga Igarashi

Inventor
Osaka, JP

Overview

4→
Patents
1990–2001
Patent span
Human necessities
Primary field (CPC A)

Patents· 4 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes29%
A61LMethods or apparatus for sterilising materials or objects in general14%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations14%
C07KPeptides14%
C12NMicroorganisms or enzymes14%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%
PatentTitleYear
6,218,522'DNA molecule relating to suppression of gene expression and novel protein'20016,090,783'DNA molecule relating to suppression of gene expression and novel protein'20005,078,706'Preventing agent for human immunodeficiency virus infection comprising menfegol'19924,954,530'Preventing agent for human immunodeficiency virus infection comprising menfegol'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–1992Patents assigned to EISAI CO LTD (2)· patent assignee history
1990–1992Based in Nagasaki, JP· patent location history
2000–2001Patents assigned to SHIONOGI & CO (2)· patent assignee history
2000–2001Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EISAI CO LTD21990–1992
SHIONOGI & CO22000–2001
Locations
LocationPatentsSpan
Osaka, JP22000–2001
Nagasaki, JP21990–1992