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. 21, 1993
Filed:
Jun. 29, 1992
Applicant:
Inventors:
Jean-Pierre Hirtz, L'Haye les Roses, FR;
Jean-Charles Garcia, Athis-Mons, FR;
Philippe Maurel, Sevres, FR;
Assignee:
Thomson-CSF, Puteaux, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
437 89 ; 437126 ; 437944 ; 437948 ; 437129 ; 118719 ;
Abstract
Disclosed is a method for the making of an optoelectronic device such as buried lasers in which the different layers of the device are chiefly made during a single step of epitaxy by means of a removable mechanical mask.