Bowl on lead frame in light emitting diode
US6494597B1 · kind B1 · utility
11Cited by
10References
1Claims
0Family size
Inventor
Key dates
| Filing date | May 3, 2000 |
| Grant date | Dec 17, 2002 |
| Priority date | — |
| Expiry date | May 3, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S362/80
Abstract
A bowl for a lead frame in a light emitting diode has a room with inner wall and the inner wall has a curved surface concave toward the center of the room. The light emitted can be concentrated as a beam of light by way of being reflected by the curved surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.