Lighting apparatus
US10914432B2 · kind B2 · utility
0Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 14, 2020 |
| Grant date | Feb 9, 2021 |
| Priority date | — |
| Expiry date | Apr 14, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/84
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lighting apparatus includes at least one light source generating a visible light and an optical component, the optical component includes a transparent, translucent or reflective substrate and a coating on a surface of the substrate to cause a color filtering effect to the visible light passing through the optical component, the coating includes a compound containing Nd3+ ions and F″ ions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.