Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
WD

William M. Duane

EMEmc: 34 patents #60 of 3,345Top 2%
CSCapital One Services: 15 patents #193 of 2,893Top 7%
ECEmc Ip Holding Company: 7 patents #659 of 4,608Top 15%
RSRsa Security: 3 patents #10 of 69Top 15%
Westford, MA: #11 of 1,013 inventorsTop 2%
Massachusetts: #793 of 88,656 inventorsTop 1%
Overall (All Time): #38,734 of 4,157,543Top 1%
60 Patents All Time

Issued Patents All Time

Showing 51–60 of 60 patents

Patent #TitleCo-InventorsDate
8307210 Method and apparatus for secure validation of tokens 2012-11-06
8059814 Techniques for carrying out seed or key derivation 2011-11-15
8060750 Secure seed provisioning Eric A. Silva, Marco Ciaffi 2011-11-15
8046596 Reset-tolerant authentication device Marco Ciaffi, Joseph M. Pirrotta 2011-10-25
7979707 Secure seed generation protocol Peter Röstin, Magnus Bo Gustaf Nyström 2011-07-12
7831837 Encoding token commands/data within data streams for standard interfaces Eric A. Silva, Jeffrey Hamel 2010-11-09
7810147 Detecting and preventing replay in authentication systems Lawrence N. Friedman, Alexander Volanis 2010-10-05
7562221 Authentication method and apparatus utilizing proof-of-authentication module Magnus Bo Gustaf Nyström, Anders Rundgren 2009-07-14
7461250 System and method for certificate exchange Peter Röstin 2008-12-02
7111172 System and methods for maintaining and distributing personal security devices Peter Röstin 2006-09-19