Particle detection sensor and particle detection apparatus
US11137340B2 · kind B2 · utility
0Cited by
1References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 27, 2019 |
| Grant date | Oct 5, 2021 |
| Priority date | — |
| Expiry date | Nov 27, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2015/1493
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
[Object] To provide a particle detection sensor that is compact-and-flat designed and manufacturable at low cost.[Solution] A particle detection sensor (1) includes light transmissive resin (5) that encapsulates a light emitting element (3) and a light receiving element (6), and a reflective surface (7) that is arranged on the light transmissive resin (5) and reflects output light (8) radiated from the light emitting element (3) toward an incident light field area (10).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.