JB

John B. Butcher

ND National Research Development: 1 patents #307 of 1,071Top 30%
📍 Hertford Heath, GB: #5 of 6 inventorsTop 85%
Overall (All Time): #4,065,941 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4317686 Method of manufacturing field-effect transistors by forming double insulative buried layers by ion-implantation Kranti V. Anand 1982-03-02