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:
Aug. 12, 2003
Filed:
May. 17, 2000
Hirofumi Kubota, Tsurugashima, JP;
Pioneer Corporation, Tokyo, JP;
Abstract
An organic electroluminescent element and a method of repairing the organic electroluminescent element that solve a problem of a failure in luminescence and a failure in an electroluminescent element caused by the current leak are provided. The organic electroluminescent element according to the present invention includes transparent electrodes, a plurality of organic material layers and metal electrodes being formed in order on a transparent board and contains a protective layer for preventing current leak formed between the transparent board and a plurality of the organic material layers, wherein the protective layer for preventing current leak and/or a part of a plurality of the organic material layers is evaporated by absorbing an irradiated laser beam.