ZN Vision Technologies AG
1Patents
0Active
1Granted
25Portfolio score
Filing activity: Mar 11, 1999 → Mar 11, 1999
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6922478B1 | Method for verifying the authenticity of an image recorded in a person identifying process | Physics | 23 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.