Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Christopher Riker — 2 Patents

NLNova Labs: 2 patents #7 of 8Top 90%
Lakewood, OH: #158 of 447 inventorsTop 40%
Ohio: #30,338 of 73,341 inventorsTop 45%
Overall (All Time): #2,201,856 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6558640 Household product sanitizer John R. Nottingham, John W. Spirk, Marc Vitantonio 2003-05-06
D463076 Household product sanitizer John R. Nottingham, John W. Spirk, Marc Vitantonio 2002-09-17