RG

Roger Goodfriend

BL Blackstone: 1 patents #7 of 11Top 65%
🗺 California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,666,745 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4899733 Device and technique for transurethral ultrasonic lithotripsy using a flexible ureteroscope Eugene DeCastro 1990-02-13
4823793 Cutting head for ultrasonic lithotripsy Earl D. Angulo 1989-04-25
4602633 Methods and apparatus for disintegration of urinary calculi under direct vision Clark E. Stohl 1986-07-29