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:
Jun. 19, 1990
Filed:
May. 24, 1989
Applicant:
Inventors:
Zong-Long Liau, Belmont, MA (US);
James N Walpole, Concord, MA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S / ;
U.S. Cl.
CPC ...
372 98 ; 372101 ; 350 9615 ;
Abstract
A surface emitting laser is described with a monolithic integrated lens formed in one side of an optical semiconductor substrate aligned with a parabolic light reflective mirror surface formed adjacent an edge emitting laser formed on, or in, the other side of the substrate. An optional optical feedback spherical mirror is formed concentric to the lens.