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:
Dec. 29, 1998
Filed:
Jun. 30, 1997
Applicant:
Inventors:
Antonina Plais, Paris, FR;
Paul Salet, Clamart, FR;
Joel Jacquet, Limours, FR;
Francis Poingt, Ste Genevieve des Bois, FR;
Estelle Derouin, Verrieres le Buisson, FR;
Assignee:
Alcatel Alsthom Compagnie Generale d'Electricite, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
438 39 ; 438 43 ;
Abstract
In a method of fabricating a surface-emitting laser, to assure good electrical confinement and good flatness of the mirrors defining the resonant cavity of the laser an electrical confinement layer is formed by carrying out the following steps: