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. 12, 2007
Filed:
Apr. 22, 2005
Yuuichi Takahashi, Nara, JP;
Kazuo Momoo, Hirakata, JP;
Yuuichi Takahashi, Nara, JP;
Kazuo Momoo, Hirakata, JP;
Matsushita Electric Industrial Co., Ltd., Kadoma, JP;
Abstract
A light emitting device according to the present invention includes: a first light source for emitting light having a first wavelength; and a second light source for emitting light having a second wavelength which is different from the first wavelength, wherein the first light source and the second light source are arranged in the same housing, and a relationship of θh>θhis satisfied, where θhdenotes an angle (full-width-half-maximum) of radiation of the light emitted from the first light source in the horizontal direction, and θhdenotes an angle (full-width-half-maximum) of radiation of the light emitted from the second light source in the horizontal direction.