DS

David J. Szpanka

📍 McKeesport, PA: #5 of 14 inventorsTop 40%
🗺 Pennsylvania: #1,270 of 5,047 inventorsTop 30%
Overall (2004): #236,282 of 270,089Top 90%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6687559 Apparatus and method for a vertically integrated construction business Farro F. Radjy, Timothy S. Roth 2004-02-03