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:
Jun. 01, 2010
Filed:
Apr. 23, 2009
Applicants:
Akio Ogawa, Yamato, JP;
Michihiro Sano, Odawara, JP;
Hiroyuki Kato, Yokohama, JP;
Hiroshi Kotani, Yokohama, JP;
Tomofumi Yamamuro, Kawasaki, JP;
Inventors:
Akio Ogawa, Yamato, JP;
Michihiro Sano, Odawara, JP;
Hiroyuki Kato, Yokohama, JP;
Hiroshi Kotani, Yokohama, JP;
Tomofumi Yamamuro, Kawasaki, JP;
Assignee:
Stanley Electric Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/24 (2006.01); H01L 33/00 (2006.01); H01L 21/20 (2006.01); H01L 21/36 (2006.01); H01L 21/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A ZnO layer is provided which can obtain emission at a wavelength longer than blue (e.g., 420 nm) and has a novel structure. A transition energy narrower by 0.6 eV or larger than a band gap of ZnO can be obtained by doping S into a ZnO layer.