Inventor

Makoto Nakagawa

Inventor

Ibaraki, JP

Overview

3→

Patents

1995–2008

Patent span

Human necessities

Primary field (CPC A)

Patents· 3 as inventor

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

A61Pprimary

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations38%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium25%

A61KPreparations for medical, dental or toiletry purposes13%

C07CAcyclic or carbocyclic compounds13%

C07DHeterocyclic compounds13%

PatentTitleYear

7,396,836'Pyrimidine compound and medicinal composition thereof'2008 5,719,303'Phosphonic acid derivatives'1998 5,453,524'Phosphorus-containing isoprenoid derivatives'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–1998Patents assigned to EISAI CO LTD (2)· patent assignee history

1995–2008Based in Ibaraki, JP· patent location history

2008Patents assigned to EISAI R&D MAN CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
EISAI CO LTD	2	1995–1998
EISAI R&D MAN CO LTD	1	2008

Locations

Location	Patents	Span
Ibaraki, JP	3	1995–2008