Light-emitting apparatus and luminaire
US8232709B2 · kind B2 · utility
9Cited by
2References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 21, 2010 |
| Grant date | Jul 31, 2012 |
| Priority date | — |
| Expiry date | Jan 29, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K2201/09781
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.