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

Heather Kathryn Campbell

Toronto, CA: #5,171 of 9,482 inventorsTop 55%
Overall (All Time): #3,204,124 of 4,157,543Top 80%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D657713 Ring portion for a scarf 2012-04-17