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:
Mar. 03, 2009
Filed:
Jan. 13, 2005
Gianfranco Innocenti, Rivalta, IT;
Piero Perlo, Sommariva Bosco, IT;
Piermario Repetto, Turin, IT;
Denis Bollea, Fiano, IT;
Davide Capello, Turin, IT;
Stefano Bernard, Orbassano, IT;
Gianfranco Innocenti, Rivalta, IT;
Piero Perlo, Sommariva Bosco, IT;
Piermario Repetto, Turin, IT;
Denis Bollea, Fiano, IT;
Davide Capello, Turin, IT;
Stefano Bernard, Orbassano, IT;
C.R.F. Societa Consortile per Azioni, Orbassano (Turin), IT;
Abstract
A light-emitting device comprises a light source in the form of an incandescent filament, a substantial part of which is integrated in a host element having at least one portion structured according to nanometric dimensions. The nano-structured portion is in the form of a photonic crystal or of a Bragg grating for the purpose of obtaining an amplified or increased emission of radiation in the region of the visible.