Method and apparatus for authentication of a coin or other manufactured item
US9558544B2 · kind B2 · utility
7Cited by
15References
20Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Apr 20, 2012 |
| Grant date | Jan 31, 2017 |
| Priority date | — |
| Expiry date | Aug 13, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06T7/0004
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A method includes: capturing an image of a coin, locating an acquisition area of the image using a landmark of the coin, the acquisition area comprising a feature unique to the coin and generating a digital representation of the acquisition area.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.