Method and apparatus for authenticating documents including currency
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 17, 1997
Grant Date -
N/A
app pub date -
Oct 4, 1994
filing date -
Oct 4, 1994
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method and device for authenticating documents comprising an ultraviolet light source illuminating a document to be tested; an ultraviolet light detector generating an output signal responsive to ultraviolet light reflected by the document; and a signal processor receiving the ultraviolet detector output signal and determining the authenticity of the document based upon said output signal.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Advertisement
Advertisement
Advertisement
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully