DP

Donald S. Porterfield

RTX (Raytheon): 1 patents #88 of 514Top 20%
📍 Billerica, MA: #4 of 20 inventorsTop 20%
🗺 Massachusetts: #582 of 2,831 inventorsTop 25%
Overall (1989): #119,114 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4849718 Circuitry and method for controlling IMPATT diode — 1989-07-18