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

Per Erwin Jonas — 2 Patents

IBM: 2 patents #32,839 of 70,183Top 50%
Westbrook, ME: #13 of 50 inventorsTop 30%
Maine: #1,571 of 4,281 inventorsTop 40%
Overall (All Time): #2,139,259 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7596222 Encrypting data for access by multiple users Allen Leonid Roginsky, Nevenko Zunic 2009-09-29
7272231 Encrypting data for access by multiple users Allen Leonid Roginsky, Nevenko Zunic 2007-09-18