DW

David Patrick Welsh

📍 Philadelphia, PA: #1,701 of 4,834 inventorsTop 40%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #1,951,321 of 4,157,543Top 50%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9938018 Aircraft recovery control Joseph Tobias Kujawski 2018-04-10
9440747 Aircraft recovery control Joseph Tobias Kujawski 2016-09-13