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John Densberger
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Livermore, CA, US
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last 30 patents
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Patent Grant
System for verification of unique items
Patent number
5,673,338
Issue date
Sep 30, 1997
Verification Technologies, Inc.
Stuart Denenberg
G06 - COMPUTING CALCULATING COUNTING
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Patent Grant
System for registration, identification and verification of items u...
Patent number
5,521,984
Issue date
May 28, 1996
Verification Technologies, Inc.
Stuart Denenberg
G06 - COMPUTING CALCULATING COUNTING