PF

Philip Freedenberg

📍 McLean, VA: #5 of 36 inventorsTop 15%
🗺 Virginia: #300 of 1,409 inventorsTop 25%
Overall (1997): #92,964 of 185,788Top 55%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5597360 Cue game training apparatus 1997-01-28