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. 05, 2006
Filed:
Sep. 26, 2003
Kazuhiko Nagano, Kaisei-machi, JP;
Yoji Okazaki, Kaisei-machi, JP;
Teruhiko Kuramachi, Kaisei-machi, JP;
Fusao Yamanaka, Kaisei-machi, JP;
Kazuhiko Nagano, Kaisei-machi, JP;
Yoji Okazaki, Kaisei-machi, JP;
Teruhiko Kuramachi, Kaisei-machi, JP;
Fusao Yamanaka, Kaisei-machi, JP;
Fuji Photo Film Co., Ltd., Kanagawa-ken, JP;
Abstract
In a laser apparatus, a plurality of semiconductor laser elements respectively emit laser beams; a multimode optical fiber has a light-entrance end and a light-emission end; an optical condensing system collects the laser beams emitted from the plurality of semiconductor laser elements, and couples the collected laser beams to the light-entrance end of the multimode optical fiber; and a protection member is arranged at the light-emission end of the multimode optical fiber, protects the light-emission end from the atmosphere, and has a light-emission window located at at least a predetermined distance from the light-emission end.