LED light bulb
US7396142B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 30, 2006 |
| Grant date | Jul 8, 2008 |
| Priority date | — |
| Expiry date | Mar 22, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S362/80
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light emitting diode (LED) light bulb configured to replicate the light output of a conventional incandescent light bulb is provided. The LED light bulb includes a base for coupling the bulb to a power source having at least one side wall defining a cavity; a generally rectangular substrate having a first end and a second end, the second end disposed in the cavity and electrically coupled to the base; a plurality of LEDs electrically coupled and disposed on the first end of the substrate, the plurality of LEDS arranged on a front face, back face and top edge of the first end of the substrate to emit light in a spherical output; and a light transmissive cover configured to enclose the plurality of LEDs, the cover being coupled to the base.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.