Illumination devices and optical fibres for use therein
US5432876A · kind A · utility
331Cited by
29References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 19, 1992 |
| Grant date | Jul 11, 1995 |
| Priority date | — |
| Expiry date | Oct 19, 2012 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S385/901
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An optical fibre has a light emitting region. In the light emitting region are reflecting surfaces, at least one of which has a cross sectional area less than that of the fibre. Light striking the reflecting surfaces will be reflected out of the fibre.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.