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:
Jul. 31, 2012
Filed:
Oct. 21, 2010
Nobuhiko Betsuda, Yokosuka, JP;
Kozo Ogawa, Yokosuka, JP;
Shuhei Matsuda, Yokosuka, JP;
Kiyoshi Nishimura, Yokosuka, JP;
Nobuo Shibano, Yokosuka, JP;
Nobuhiko Betsuda, Yokosuka, JP;
Kozo Ogawa, Yokosuka, JP;
Shuhei Matsuda, Yokosuka, JP;
Kiyoshi Nishimura, Yokosuka, JP;
Nobuo Shibano, Yokosuka, JP;
Toshiba Lighting & Technology Corporation, Kanagawa, JP;
Abstract
According to one embodiment, a light-emitting apparatus includes an insulating base made of ceramics, an obverse metallic component dividedly arranged on the front surface of the insulating base, semiconductor light-emitting elements mounted on the obverse metallic component, and a reverse metallic component arranged on a back surface of the insulating base and having a thickness same as or smaller than a thickness of the obverse metallic component and a volume equal to 50% or larger of a volume of the obverse metallic component.