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Inventor

Kazuhisa Takayama

Inventor
Ibaraki, JP

Overview

3→
Patents
1995–2000
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

C07Dprimary
C07DHeterocyclic compounds60%
A61KPreparations for medical, dental or toiletry purposes20%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations20%
PatentTitleYear
6,136,810'Pyrido[2,3-D]pyrimidine derivatives and pharmaceutical compositions thereof'20005,817,670'Naphthyridine derivatives and pharmaceutical compositions thereof'19985,420,126'3,4-dihydro-2H-1,4-benzoxazine derivatives and pharmaceutical compositions containing the same'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–2000Patents assigned to YAMANOUCHI PHARMA CO LTD (3)· patent assignee history
1995–2000Based in Ibaraki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
YAMANOUCHI PHARMA CO LTD31995–2000
Locations
LocationPatentsSpan
Ibaraki, JP31995–2000