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. 04, 1993
Filed:
Apr. 08, 1991
Applicant:
Inventor:
Hiroyuki Ishihara, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S / ;
U.S. Cl.
CPC ...
372 99 ; 372107 ; 372 61 ; 372 29 ; 372 27 ; 372105 ;
Abstract
In a random polarization gas laser tube, a pair of mirrors constituting an optical resonator have anisotropic characteristics and aligned such that directions showing highest reflection intensity are orthogonal to each other to obtain a stable polarizing characteristics.