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:
Sep. 15, 2015
Filed:
Nov. 13, 2013
Panasonic Corporation, Osaka, JP;
Masaki Aonuma, Osaka, JP;
JOLED INC., Tokyo, JP;
Abstract
An organic EL device including: a substrate; an anode disposed on the substrate; a functional layer disposed on the anode, the functional layer containing a light-emitting layer; an electron transport layer disposed on the functional layer, the electron transport layer containing organic compound-containing material; and a cathode disposed on the electron transport layer so as to be in contact with the electron transport layer, the cathode being light-transmissive. The electron transport layer has a relative permittivity of no less than 2 and no greater than 10 when supplied with an AC voltage having a frequency of 1 MHz.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile