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Inventor

Kiyoshi Okamoto

Inventor
Ibaraki, JP

Overview

2→
Patents
2006–2010
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 purposes25%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations25%
C07DHeterocyclic compounds25%
C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture25%
PatentTitleYear
7,667,052'Bioactive substance'20107,026,352'Physiologically active substances'2006

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2006Patents assigned to EISAI CO LTD (1)· patent assignee history
2006–2010Based in Ibaraki, JP· patent location history
2010Patents assigned to EISAI R&D MAN CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EISAI CO LTD12006
EISAI R&D MAN CO LTD12010
Locations
LocationPatentsSpan
Ibaraki, JP22006–2010