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Inventor

Noritoshi Koyama

Inventor
Saitama, JP

Overview

5→
Patents
1984–2000
Patent span
Human necessities
Primary field (CPC A)

Patents· 5 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes56%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations44%
PatentTitleYear
6,117,864'Methods employing stable preparation containing azelastine hydrochloride'20005,035,899'Peroral preparation of acid-unstable compound'19914,840,970'Aqueous solution containing lipid-soluble pharmaceutical substance'19894,839,389'Polyprenyl alcohol-containing injections'19894,483,873'Aqueous solution containing ubidecarenone'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1991Patents assigned to EISAI CO LTD (4)· patent assignee history
1984–1989Based in Saitama, JP· patent location history
1991Based in Ibaraki, JP· patent location history
2000Patents assigned to ASTA MEDICA AG (1)· patent assignee history
2000Based in Honjo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EISAI CO LTD41984–1991
ASTA MEDICA AG12000
Locations
LocationPatentsSpan
Saitama, JP31984–1989
Honjo, JP12000
Ibaraki, JP11991