Patents by Inventor Chao-you Chiu

Chao-you Chiu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

Novel fluorene compounds, hole injection materials/hole transport materials containing said fluorene compounds, a light emitting element containing said fluorene compounds and methods of preparation thereof

Publication number: 20080152946

Abstract: Novel fluorene compounds having the following formula are disclosed: wherein R1-R14 and R1?-R14? are respectively H, halogen, C1-C6 alkyl, alkyloxyl or cycloalkyl. The present also discloses their method of preparation and their usage as the hole injection material or the hole transport material of an organic light emitting diode, and the light emitting diode containing the invented fluorene compounds and its preparation method.

Type: Application

Filed: December 22, 2006

Publication date: June 26, 2008

Inventors: Feng-Wen Yen, Chao-you Chiu

Novel fluorene compounds, hole injection materials/hole transport materials containing said fluorene compounds, a light emitting element containing said fluorene compounds and methods of preparation thereof