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:
May. 14, 1991
Filed:
Sep. 26, 1989
Applicant:
Inventors:
Hiroki Hamada, Osaka, JP;
Shoji Honda, Osaka, JP;
Masayuki Shono, Osaka, JP;
Takao Yamaguchi, Osaka, JP;
Assignee:
Sanyo Electric Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S / ;
U.S. Cl.
CPC ...
372 45 ; 357 17 ;
Abstract
A semiconductor laser device of an AlGaInP system includes a GaAs substrate and a surface of the substrate is inclined by 5.degree. or more from a {100} plane in a <011> direction.