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. 07, 1991
Filed:
Sep. 12, 1989
Applicant:
Inventor:
Kyoichi Deki, Kakogawa, JP;
Assignee:
Ushio Denki Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01S / ;
U.S. Cl.
CPC ...
372 32 ; 372 37 ; 372 27 ; 372 38 ; 372 34 ;
Abstract
A method for the frequency stabilization of a laser oscillated from an internal mirror type helium-neon laser device and having an oscillation wavelength of 543 nm is disclosed, wherein a static magnetic field satisfying the following conditions (1)-(3):