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

William Duane

EMEmc: 2 patents #1,324 of 3,345Top 40%
Westford, MA: #524 of 1,013 inventorsTop 55%
Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #1,998,020 of 4,157,543Top 50%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9240986 Managing security and wireless signal detection Karl Ackerman, Yedidya Dotan 2016-01-19
8966276 System and method providing disconnected authentication Andrew Nanopoulos, Karl Ackerman, Piers Bowness, Markus Jakobsson, Burt Kaliski +3 more 2015-02-24