Method and apparatus for making tags, tag, and system for managing articles
US7624928B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 18, 2005 |
| Grant date | Dec 1, 2009 |
| Priority date | — |
| Expiry date | Jan 17, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K19/14
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method of creating a tag, the method including: reading, over a first region of a surface of an individual piece, a characteristic having randomness distributed over the surface of the individual piece and converting image information indicative of the read characteristic of the first region into individual piece information peculiar to the individual piece; forming an individual piece information image indicative of the individual piece information on the surface of the individual piece while using a second region having a predetermined range including the first region as a non-image forming region; and creating the tag, which is to be affixed to an article, from the individual piece.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.