Frank A. Tycksen Jr.

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Beaverton, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for lifecycle integrity verification of virtua...
- Patent number 9,450,966
- Issue date Sep 20, 2016
- KIP Sign P1 LP
- Ronald James Forrester
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital Certificate
- Patent number 6,189,097
- Issue date Feb 13, 2001
- Preview Systems, Inc.
- Frank A. Tycksen
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital product dissemination and sale
- Patent number 5,898,777
- Issue date Apr 27, 1999
- Portland Software, Inc.
- Frank A. Tycksen
- G06 - COMPUTING CALCULATING COUNTING