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. 13, 2003
Filed:
Sep. 09, 1999
Applicant:
Inventors:
Shinji Nakamura, Osaka, JP;
Masahiro Ishida, Osaka, JP;
Masaaki Yuri, Osaka, JP;
Osamu Imafuji, Osaka, JP;
Kenji Orita, Osaka, JP;
Assignee:
Matsushita Electronics Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 3/300 ;
U.S. Cl.
CPC ...
H01L 3/300 ;
Abstract
A semiconductor light emitting device of the present invention includes: a substrate; a light emitting layer; a semiconductor layer of a hexagonal first III-group nitride crystal; and a cladding layer of a second III-group nitride crystal. A stripe groove is provided in the semiconductor layer along a <1, 1, −2, 0> direction.