Forgery and falsification prevention device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 14, 2017
Grant Date -
Nov 12, 2015
app pub date -
Nov 14, 2013
filing date -
Nov 14, 2012
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A forgery and falsification prevention device includes: a variable material containing unit that contains a variable material in which reflected light or transmitted light is changed in response to an application of a display stimulus; and an operation unit that performs a function of changing a display state of the variable material when an external stimulus is applied, by changing light reflection characteristics or light transmission characteristics of the variable material or changing the display stimulus which is applied to the variable material.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
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