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. 29, 2008
Filed:
Mar. 17, 2005
Piero Perlo, Sommariva Bosco, IT;
Nello LI Pira, Fossano, IT;
Marzia Paderi, Turin, IT;
Piermario Repetto, Turin, IT;
Vito Guido Lambertini, Giaveno, IT;
Mauro Brignone, Orbassano, IT;
Rossella Monferino, Turin, IT;
Piero Perlo, Sommariva Bosco, IT;
Nello Li Pira, Fossano, IT;
Marzia Paderi, Turin, IT;
Piermario Repetto, Turin, IT;
Vito Guido Lambertini, Giaveno, IT;
Mauro Brignone, Orbassano, IT;
Rossella Monferino, Turin, IT;
C.R.F. Società Consortile per Azioni, Orbassano (Torino), IT;
Abstract
A light emitting device comprises a substrate, a porous alumina layer having a regular series of cavities of nanometric size containing an emitting material, and two electrodes in contact with the emitting material and connected to an electric voltage source. The first electrode comprises at least part of an aluminum film deposited onto the substrate, on which the alumina layer has been previously grown through an anodization process.