LED lamps with improved quality of light
US9368695B2 · kind B2 · utility
57Cited by
1References
53Claims
0Family size
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Key dates
| Filing date | Apr 28, 2015 |
| Grant date | Jun 14, 2016 |
| Priority date | — |
| Expiry date | Sep 20, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/819
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
LED lamp systems having improved light quality are disclosed. The lamps emit more than 500 lm and more than 2% of the power in the spectral power distribution is emitted within a wavelength range from about 390 nm to about 430 nm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.