Invention Grant
- Patent Title: Device and method for verifying feature substances
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Application No.: US16397454Application Date: 2019-04-29
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Publication No.: US10657750B2Publication Date: 2020-05-19
- Inventor: Martin Clara , Thomas Giering , Johann Kecht , Wolfgang Rauscher , Martin Stark , Thomas Happ
- Applicant: GIESECKE+DEVRIENT CURRENCY TECHNOLOGY GMBH
- Applicant Address: DE Munich
- Assignee: Giesecke+Devrient Currency Technology GmbH
- Current Assignee: Giesecke+Devrient Currency Technology GmbH
- Current Assignee Address: DE Munich
- Agency: Workman Nydegger
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@3af670d5
- Main IPC: G07D7/1205
- IPC: G07D7/1205 ; G01N21/65
Abstract:
The invention relates to an apparatus and a method for checking value documents marked with feature substances, and to the corresponding feature substances. The feature substances are detected on the basis of Raman or SERS spectroscopy also at high transport speeds with a spatial resolution in the low millimeter region or better and reliably identified.
Public/Granted literature
- US20190259236A1 Device and Method for Verifying Feature Substances Public/Granted day:2019-08-22
Information query
