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. 26, 2005
Filed:
Mar. 29, 2002
Applicants:
Kazuyoshi Fuse, Yokohama, JP;
Masanobu Kimura, Kamakura, JP;
Naoki Akamatsu, Yokohama, JP;
Toru Sugiyama, Yokohama, JP;
Kou Sato, Yokohama, JP;
Inventors:
Kazuyoshi Fuse, Yokohama, JP;
Masanobu Kimura, Kamakura, JP;
Naoki Akamatsu, Yokohama, JP;
Toru Sugiyama, Yokohama, JP;
Kou Sato, Yokohama, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S003/30 ;
U.S. Cl.
CPC ...
Abstract
A core of an excitation light source is spliced with a first optical fiber to which no laser activation material is added, so that the light output from the first optical fiber is injected to a second optical fiber to a core of which the laser activation material is added.