Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Edward M. Seheidt — 2 Patents

TETecsec: 2 patents #9 of 15Top 60%
McLean, VA: #539 of 1,297 inventorsTop 45%
Virginia: #12,642 of 34,511 inventorsTop 40%
Overall (All Time): #2,262,852 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5787173 Cryptographic key management method and apparatus John J. Crowley 1998-07-28
5375169 Cryptographic key management method and apparatus John J. Crowley 1994-12-20