Inventor

Toshimitsu Toyama

Inventor
Tokyo, JP

Overview

8→
Patents
1990–2003
Patent span
Chemistry
Primary field (CPC C)

Patents· 8 as inventor

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

A01Nprimary
A01NPreservation of bodies of humans or animals or plants or parts thereof30%
C07HSugars30%
C07DHeterocyclic compounds26%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations15%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990–2003Patents assigned to SANKYO CO (8)· patent assignee history
1990–1999Based in Tokyo, JP· patent location history
1995–1997Patents assigned to CIBA GEIGY CORP (2)· patent assignee history
2003Based in Kashiwa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SANKYO CO81990–2003
CIBA GEIGY CORP21995–1997
Locations
LocationPatentsSpan
Tokyo, JP71990–1999
Kashiwa, JP12003