LED illumination lamp bulb with internal reflector
US8820962B2 · kind B2 · utility
28Cited by
16References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 19, 2013 |
| Grant date | Sep 2, 2014 |
| Priority date | — |
| Expiry date | Jun 19, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S362/80
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An LED illumination apparatus includes a substrate, a light source disposed on the substrate, a cover unit to cover the light source, and a reflector configured to extend from the cover unit inside to the upper substrate, whereby a light generated by the light source illuminates an area below a bottom side of the substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.