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:
Jan. 22, 2008
Filed:
Aug. 23, 2004
Applicants:
Takahiro Nakayama, Hitachinaka, JP;
Hajime Murakami, Tomobe, JP;
Masao Shimizu, Hitachi, JP;
Inventors:
Assignee:
Hitachi Displays, Ltd., Chiba, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 1/62 (2006.01);
U.S. Cl.
CPC ...
Abstract
By adopting the structure of this invention in which a transparent electrically conductive film is used in both of anodeA and cathodeB of an organic light emitting element having a hole transporting layer, a light emitting layer, an electron transporting layerand an electron injecting layer, providing films having a light reflecting functionandon the outside of the anode and cathode, and thereby making the gap between them function as a light vibrator, there can be obtained an organic light emitting element with which the above-mentioned two problems can be solved simultaneously.