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:
Jul. 21, 2015
Filed:
Feb. 27, 2013
Applicants:
Kyoto University, Kyoto-shi, Kyoto, JP;
Rohm Co., Ltd., Kyoto-shi, Kyoto, JP;
Inventors:
Assignees:
KYOTO UNIVERSITY, Kyoto, JP;
ROHM CO., LTD., Kyoto, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S 5/10 (2006.01); H01S 5/12 (2006.01); H01S 5/18 (2006.01); B82Y 20/00 (2011.01); H01S 5/042 (2006.01); H01S 5/343 (2006.01);
U.S. Cl.
CPC ...
H01S 5/105 (2013.01); B82Y 20/00 (2013.01); H01S 5/1234 (2013.01); H01S 5/18 (2013.01); H01S 5/0425 (2013.01); H01S 5/3432 (2013.01);
Abstract
Provided is a two-dimensional photonic crystal surface emitting laser having an active layer for generating light of a predetermined wavelength range by an injection of electric current and a two-dimensional photonic crystal layer provided on one side of the active layer, the layer having a plate-shaped base member in which modified refractive index areas whose refractive index differs from that of the base member are arranged.