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:
Jan. 09, 2018
Filed:
Oct. 21, 2015
Applicant:
Nec Corporation, Tokyo, JP;
Inventor:
Morio Takahashi, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/28 (2006.01); G02B 6/27 (2006.01); G02B 6/126 (2006.01); G02B 6/122 (2006.01); G02B 6/12 (2006.01);
U.S. Cl.
CPC ...
G02B 6/126 (2013.01); G02B 6/1223 (2013.01); G02B 2006/12119 (2013.01);
Abstract
An optical waveguide element according to an exemplary aspect of the invention includes a first optical waveguide configured by combining a plurality of first element waveguides; and a second optical waveguide configured by combining a plurality of second element waveguides each of which having the same structure as the plurality of first element waveguides.