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Roland Meylan
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Pully, CH
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last 30 patents
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Patent Grant
Method for preventing counterfeiting or alteration of a printed or...
Patent number
7,684,088
Issue date
Mar 23, 2010
Alpvision SA
Frederic Jordan
G07 - CHECKING-DEVICES
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last 30 patents
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Patent Application
Method for preventing counterfeiting or alteration of a prited or e...
Publication number
20040013285
Publication date
Jan 22, 2004
Frederic Jordan
G07 - CHECKING-DEVICES