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. 28, 2011
Filed:
Jul. 01, 2008
Tomofumi Yamamuro, Kawasaki, JP;
Michihiro Sano, Odawara, JP;
Naochika Horio, Yokohama, JP;
Hiroyuki Kato, Yokohama, JP;
Akio Ogawa, Yamato, JP;
Hiroshi Kotani, Yokohama, JP;
Tomofumi Yamamuro, Kawasaki, JP;
Michihiro Sano, Odawara, JP;
Naochika Horio, Yokohama, JP;
Hiroyuki Kato, Yokohama, JP;
Akio Ogawa, Yamato, JP;
Hiroshi Kotani, Yokohama, JP;
Stanley Electric Co., Ltd., Tokyo, JP;
Abstract
A ZnO-containing semiconductor layer contains Se or S added to ZnO and has an emission peak wavelength of ultraviolet light and an emission peak wavelength of visual light. By combining the ZnO-containing semiconductor layer with phosphor or semiconductor which is excited by the emitted ultraviolet light and emits visual light, visual light at various wavelengths can be emitted.