Lighting device
US12145502B2 · kind B2 · utility
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1References
8Claims
0Family size
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Key dates
| Filing date | Sep 6, 2023 |
| Grant date | Nov 19, 2024 |
| Priority date | — |
| Expiry date | Sep 6, 2043 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/001
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A lighting device includes a first light source portion, a light guide that includes a light guide body with an elongated shape, guides light incident from the first light source portion in a longitudinal direction of the elongated shape, and emits a first light including the guided light to illuminate an illuminated object, and a second light source portion that emits a second light to illuminate the illuminated object. The second light source portion is provided independently of the first light source portion and the light guide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.