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:
Apr. 16, 1991
Filed:
Dec. 27, 1989
Applicant:
Inventor:
Barbara T Landesman, Placitas, NM (US);
Assignee:
Talandic Research Corporation, Azusa, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S / ; H01S / ;
U.S. Cl.
CPC ...
372 45 ; 372 49 ; 372 99 ; 372101 ; 350452 ;
Abstract
A semiconductor laser diode in which oblate-spheroidal modes are established to enhance emitted beam characteristics. The laser diode laser cavity ends are configured in the shape of Fresnel lenses.