Light emitting device and projector
US11575247B2 · kind B2 · utility
1Cited by
9References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 26, 2020 |
| Grant date | Feb 7, 2023 |
| Priority date | — |
| Expiry date | Oct 23, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S2301/176
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A light emitting device includes a substrate, a laminated structure provided to the substrate, and including a plurality of columnar parts, and a covering part configured to cover the laminated structure, wherein the columnar parts have a light emitting layer, and the covering part is provided with a through hole penetrating the covering part.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.