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. 22, 1993
Filed:
Mar. 05, 1992
Applicant:
Inventor:
Harvey B Serreze, Pound Ridge, NY (US);
Assignee:
McDonnell Douglas Corporation, St. Louis, MO (US);
Primary Examiner:
Int. Cl.
CPC ...
H01S / ;
U.S. Cl.
CPC ...
372 45 ; 372 44 ;
Abstract
Disclosed herein is a semiconductor laser device comprised of a semiconductor substrate having deposited thereon at least one quantum well active region comprised of an alloy of the group consisting of GaInAsP and AlGaInAs sandwiched between upper and lower confinement layers of AlGaInAsP alloy. The laser device is further comprised of AlGaInP cladding layers.