Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Todd Zimmermann — 5 Patents

SMSun Most: 4 patents #2 of 3Top 70%
Chapel Hill, NC: #566 of 1,999 inventorsTop 30%
North Carolina: #10,032 of 45,564 inventorsTop 25%
Overall (All Time): #909,638 of 4,157,543Top 25%
5 Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12300117 Auto-injector demonstration device George M Mason, Charles Huang, Ching-Yuan Huang, Darryl Chemel, Zohour Hassan +1 more 2025-05-13
D579498 Pen cap and clip Dilip Bhavnani 2008-10-28
D578573 Pen Dilip Bhavnani 2008-10-14
D577069 Pen Dilip Bhavnani 2008-09-16
7236994 Electronic calculating hand held implement Dilip Bhavnani 2007-06-26