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:
Sep. 24, 1991
Filed:
May. 30, 1990
Applicant:
Inventor:
Francois Auzel, Le Mesnil St. Denis, FR;
Assignee:
French State, represented by the Minister of Post, Telecommunications, Le Mesnil St. Denis, FR;
Primary Examiner:
Int. Cl.
CPC ...
H01S / ;
U.S. Cl.
CPC ...
372 45 ; 372 29 ; 372 32 ;
Abstract
Wavelength-stabilized semiconductor laser in which a crystal (20) doped with rare earth ions is disposed in the cavity of the laser between the amplifier medium (10) and a mirror (22). Transmission is effected on a transition of the rare earth ion.