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Inventor

Wang Guofang

Inventor
Yokohama, JP

Overview

2→
Patents
2004–2005
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C07Dprimary
C07DHeterocyclic compounds33%
H10KOrganic electric solid-state devices33%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests33%
PatentTitleYear
6,936,189'Cyclic tertiary amine compound and organic electroluminescent device containing the compound'20056,761,981'Cyclic tertiary amine compound and organic electroluminescent device containing the compound'2004

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2004–2005Patents assigned to CHISSO CORP (2)· patent assignee history
2004–2005Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHISSO CORP22004–2005
Locations
LocationPatentsSpan
Yokohama, JP22004–2005