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:
Feb. 27, 1990
Filed:
Dec. 06, 1988
Applicant:
Inventor:
Naoto Nishida, Yokohama, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S / ; H01S / ;
U.S. Cl.
CPC ...
372 56 ; 372 55 ; 372 61 ;
Abstract
In a metal vapor laser apparatus of this invention, a cathode electrode side end portion is made longer along a tube axis than an anode electrode side end portion. A distance between a cathode side end of the discharge tube and a cathode electrode is longer along a tube axis direction than a distance between an anode side end of the discharge tube and an anode electrode.