Robert Petersen

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Dublin, CA, US

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Patents Grantslast 30 patents

Information 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
Information Patent Grant
Multiple wavelength polarization-modulated ellipsometer with phase-...
- Patent number 5,548,404
- Issue date Aug 20, 1996
- Sunshine Medical Instruments, Inc.
- Vladimir Kupershmidt
- G01 - MEASURING TESTING
Information 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