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:
Feb. 26, 2013
Filed:
Jan. 14, 2008
Applicants:
Seiichi Tokunaga, Suita, JP;
Kunio Takeuchi, Joyo, JP;
Inventors:
Seiichi Tokunaga, Suita, JP;
Kunio Takeuchi, Joyo, JP;
Assignee:
Sanyo Electric Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 33/00 (2010.01);
U.S. Cl.
CPC ...
Abstract
Such a semiconductor light-emitting device () that emitted light has small directivity of light intensity and a color tone and a light output is hardly reduced is obtained. This semiconductor light-emitting device includes a semiconductor light-emitting element () and a thin-film light diffusion portion () arranged on a light-emitting direction side of the semiconductor light-emitting element.