Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Mark D. Rohrbach — 5 Patents

SFSecurity First: 5 patents #12 of 35Top 35%
Poway, CA: #324 of 1,186 inventorsTop 30%
California: #107,996 of 386,348 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Mark D. Rohrbach has been granted 5 US patents while listed as an inventor at Security First. The first was granted in 2005 and the most recent in November 2015. Mark D. Rohrbach ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Mark D. Rohrbach in Poway, CA, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9189777 Electronic commerce with cryptographic authentication Alexander G. Dickinson, Mark S. Ohare, James G. Zoccoli, Rick L. Orsini, Aaron A. Brooks +7 more 2015-11-17
8494969 Cryptographic server with provisions for interoperability between cryptographic systems Alexander G. Dickinson, Richard F. Clayton, Gregory H. Stark, Michelle Ferrante 2013-07-23
7577621 Cryptographic server with provisions for interoperability between cryptographic systems Alexander G. Dickinson, Richard F. Clayton, Gregory H. Stark, Michelle Ferrante 2009-08-18
7187771 Server-side implementation of a cryptographic system Alexander G. Dickinson, Roger S. Davenport, Mark S. Ohare, Philip W. Clough, Richard F. Clayton +5 more 2007-03-06
6853988 Cryptographic server with provisions for interoperability between cryptographic systems Alexander G. Dickinson, Richard F. Clayton, Gregory H. Stark, Michelle Ferrante 2005-02-08