RG

Roger Goodfriend

🗺 California: #2,144 of 10,592 inventorsTop 25%
Overall (1989): #63,315 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4823793 Cutting head for ultrasonic lithotripsy Earl D. Angulo 1989-04-25