Semiconductor lighting devices and methods
US11118778B1 · kind B1 · utility
0Cited by
5References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 24, 2018 |
| Grant date | Sep 14, 2021 |
| Priority date | — |
| Expiry date | Sep 24, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/1815
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Lighting device embodiments having a housing enclosing one or more interior volumes, a metal core printed circuit board, a multilayer stack of spacers, and a serviceable port in the housing to allow venting of one or more of the interior volumes are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.