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William N. Youstra — 4 Patents

AOAol: 2 patents #227 of 634Top 40%

MSMarathon Solutions: 1 patents #1 of 13Top 8%

Google: 1 patents #14,769 of 22,993Top 65%

Portola Valley, CA: #290 of 621 inventorsTop 50%

California: #124,610 of 386,348 inventorsTop 35%

Overall (All Time): #1,222,590 of 4,157,543Top 30%

4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #	Title	Co-Inventors	Date
8862677	Authentication of electronic data	—	2014-10-14
8335834	Authentication of electronic data	—	2012-12-18
8082311	Authentication of electronic data	—	2011-12-20
7571234	Authentication of electronic data	—	2009-08-04