Inventor

GUOFANG WANG

JP2 patents

Patents

2 patents

US6761981B2Jul 13, 2004

Cyclic tertiary amine compound and organic electroluminescent device containing the compound

CHISSO CORP4 citations59

US6936189B2Aug 30, 2005

Cyclic tertiary amine compound and organic electroluminescent device containing the compound

CHISSO CORP1 citations48