Security system for photographic identification
US5841886A · kind A · utility
392Cited by
210References
56Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 4, 1996 |
| Grant date | Nov 24, 1998 |
| Priority date | — |
| Expiry date | Dec 4, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2201/328
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Security of photographic identification documents is enhanced by embedding within the photographic image encoded information that may be correlated to other information pertaining to the individual represented by the image, such other information being, for example, printed on the document adjacent to the photograph.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.