The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 18, 2006
Filed:
Apr. 22, 2003
Raymond Kwong, Plainsboro, NJ (US);
Michael S. Weaver, Princeton, NJ (US);
Bin MA, Monroeville, PA (US);
Jui-yi Tsai, Monroeville, PA (US);
Michael Barone, Pittsburgh, PA (US);
David B. Knowles, Apollo, PA (US);
Raymond Kwong, Plainsboro, NJ (US);
Michael S. Weaver, Princeton, NJ (US);
Bin Ma, Monroeville, PA (US);
Jui-Yi Tsai, Monroeville, PA (US);
Michael Barone, Pittsburgh, PA (US);
David B. Knowles, Apollo, PA (US);
Universal Display Corporation, Ewing, NJ (US);
Abstract
The present invention relates to organic light emitting devices (OLEDs), and more specifically to efficient OLEDs comprising an array of pixels and having reduced pixel shrinkage. The devices of the present invention comprise further relates to materials for use as emissive materials which give reduced shrinkage when incorporated into an OLED.