Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
CA

Claus Assmann — 3 Patents

SESendmail: 3 patents #2 of 6Top 35%
Berkeley, CA: #1,440 of 3,731 inventorsTop 40%
California: #150,760 of 386,348 inventorsTop 40%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
Claus Assmann has been granted 3 US patents while listed as an inventor at Sendmail. The first was granted in 2005 and the most recent in July 2013. Claus Assmann ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Claus Assmann in Berkeley, CA, US.

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
8489928 Apparatus and method for dynamic removal and addition of electronic messaging services 2013-07-16
6986037 Electronic mail system with authentication/encryption methodology for allowing connections to/from a message transfer agent 2006-01-10
6865671 Electronic mail system with authentication methodology for supporting relaying in a message transfer agent 2005-03-08