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:
May. 15, 2018
Filed:
Jul. 12, 2016
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Koichiro Nakanishi, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01S 5/18 (2006.01); H01S 5/183 (2006.01); G01B 9/02 (2006.01); H01S 5/10 (2006.01);
U.S. Cl.
CPC ...
H01S 5/18361 (2013.01); G01B 9/02004 (2013.01); G01B 9/02091 (2013.01); H01S 5/18366 (2013.01); H01S 5/105 (2013.01); H01S 5/18311 (2013.01);
Abstract
A surface emission laser includes a first beam, a second reflector disposed in an opening portion formed in the first beam, and a second beam disposed in the opening portion, and extending in a widthwise direction of the first beam to connect the second reflector and the first beam, wherein a length, in a longitudinal direction of the first beam, of the second beam is smaller than a length, in the longitudinal direction of the first beam, of the second reflector.