MD

Michael Duffey

📍 Ashbourne, PA: #3 of 8 inventorsTop 40%
🗺 Pennsylvania: #1,810 of 6,113 inventorsTop 30%
Overall (2025): #281,393 of 469,880Top 60%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D1078008 Tower air purifier — 2025-06-03