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. 13, 2016
Filed:
Dec. 28, 2012
Applicant:
Hitachi Chemical Company, Ltd., Tokyo, JP;
Inventors:
Daichi Sakai, Ibaraki, JP;
Hiroshi Betsui, Ibaraki, JP;
Toshihiro Kuroda, Ibaraki, JP;
Kouta Segawa, Ibaraki, JP;
Masao Uchigasaki, Ibaraki, JP;
Assignee:
HITACHI CHEMICAL COMPANY, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/30 (2006.01); G02B 6/122 (2006.01); G02B 6/136 (2006.01); G03F 7/16 (2006.01); G02B 6/43 (2006.01); G02B 6/12 (2006.01);
U.S. Cl.
CPC ...
G02B 6/30 (2013.01); G02B 6/122 (2013.01); G02B 6/136 (2013.01); G03F 7/16 (2013.01); G02B 6/43 (2013.01); G02B 2006/12166 (2013.01);
Abstract
The optical waveguide with mirrorof the present invention includes: a lower clad layer; a core patternformed above the lower clad layer; a mirrorformed on the inclined surfaceof the core pattern; an upper clad layercovering the part other than the mirroron the core pattern; and an openingwith an approximate pillar shape, the opening being formed on the upper clad layer, wherein the mirroris formed in the opening