Metal working – Method of mechanical manufacture – Assembling or joining
Patent
1970-05-04
1976-02-03
Tupman, W.
Metal working
Method of mechanical manufacture
Assembling or joining
29578, 29576B, 29590, B01J 1700
Patent
active
RE0287032
ABSTRACT:
A method of making a field effect transistor in which a gate electrode is provided on a semiconductor layer and then the surface subjected to electron or ion bombardment to form the source and drain electrodes on opposite sides of the gate, acting as a mask, and spaced apart by the width of the gate.
REFERENCES:
patent: 2563503 (1951-08-01), Wallace
patent: 2735948 (1956-02-01), Sziklai
patent: 2787564 (1957-04-01), Shockley
patent: 2981877 (1961-04-01), Noyce
patent: 3298863 (1967-01-01), McCusken
patent: 3311756 (1967-03-01), Nagata et al.
patent: 3472712 (1969-10-01), Bower
Koelmans Hein
te Velde Ties Siebolt
Oisher Jack
Trifari Frank R.
Tupman W.
U.S. Philips Corporation
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