Substance testing devices with photo identification
US6956484B2 · kind B2 · utility
72Cited by
18References
32Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 21, 2001 |
| Grant date | Oct 18, 2005 |
| Priority date | — |
| Expiry date | Nov 7, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60W2540/24
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A system which, in at least one embodiment, obtains a photographic image of an individual attempting to disengage an ignition interlock device or the like to assist in determining whether the individual is the same as one for whom the device is intended.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.