Light source having blue, blue-green, orange and red LED's
US7008078B2 · kind B2 · utility
127Cited by
20References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 2, 2004 |
| Grant date | Mar 7, 2006 |
| Priority date | — |
| Expiry date | Jun 2, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S362/80
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An illumination light source includes four different types of LEDs, namely a blue light-emitting diode 11 emitting blue light, a blue-green light-emitting diode 12 emitting blue-green light, an orange light-emitting diode 13 emitting orange light and a red light-emitting diode 14 emitting red light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.