DE

David Erwin

📍 Media, PA: #12 of 41 inventorsTop 30%
🗺 Pennsylvania: #1,810 of 6,113 inventorsTop 30%
Overall (2025): #414,057 of 469,880Top 90%
1
Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12324476 Article of footwear with hands free donning and removal 2025-06-10