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.

Date of Patent:
Apr. 03, 2018

Filed:

Jul. 24, 2015
Applicants:

Mitsuboshi Diamond Industrial Co., Ltd., Settsu, Osaka, JP;

Osaka University, Suita-shi, Osaka, JP;

Inventors:

Masanao Murakami, Settsu, JP;

Christian Schaefer, Settsu, JP;

Satoshi Hattori, Settsu, JP;

Takahisa Hayashi, Settsu, JP;

Seiji Shimizu, Settsu, JP;

Shigeki Tokita, Suita, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 3/30 (2006.01); H01S 3/094 (2006.01); H01S 3/04 (2006.01); H01S 3/067 (2006.01); H01S 3/0941 (2006.01);
U.S. Cl.
CPC ...
H01S 3/094019 (2013.01); H01S 3/0405 (2013.01); H01S 3/06704 (2013.01); H01S 3/06733 (2013.01); H01S 3/0941 (2013.01); H01S 3/094007 (2013.01); H01S 3/094053 (2013.01); H01S 3/067 (2013.01);
Abstract

In an optical fiber device having a configuration in which an optical fiber is joined to a side surface of another optical fiber, a joint portion is suppressed from reaching a high temperature. The optical fiber device includes a first fluoride fiber, a second fluoride fiber, and a heat dissipation member. The first fluoride fiber guides light. The second fluoride fiber has a first end on or from which light is incident or output and a second end at which an end surface of the second fluoride fiber is obliquely joined to a side surface of the first fluoride fiber.


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