Lens, light emitting device and method of manufacturing the lens and the light emitting device
US11644635B2 · kind B2 · utility
0Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 2, 2019 |
| Grant date | May 9, 2023 |
| Priority date | — |
| Expiry date | Sep 2, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/8506
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A lens includes a cover part and a light-shielding part. The cover part includes a lens part, a connection part, and a plurality of flange parts, formed with a thermosetting first resin and continuous to one another. The light-shielding part covers lateral end surfaces and an upper surface of each of the flange parts and outer lateral sides of the connection part and formed with a thermosetting second resin having a greater light-absorptance or a greater light-reflectance than the thermosetting first resin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.