RO

Roman Ostapiak

AL American Telephone And Telegraph Company, At&T Bell Laboratories: 1 patents #65 of 425Top 20%
📍 Pine Brook, NJ: #2 of 6 inventorsTop 35%
🗺 New Jersey: #926 of 3,756 inventorsTop 25%
Overall (1989): #61,792 of 140,708Top 45%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4814962 Zero voltage switching half bridge resonant converter Frank M. Magalhaes, Ralph Walk, Norman Gerard Ziesse 1989-03-21