Metal working – Method of mechanical manufacture – Assembling or joining
Patent
1977-11-22
1979-11-27
Tupman, W. C.
Metal working
Method of mechanical manufacture
Assembling or joining
29578, 357 22, B01J 1700
Patent
active
041753178
ABSTRACT:
In a method for manufacturing a junction type field-effect transistor, there is formed a gate region having one portion over which a source electrode extends and the other portion which allows an essential gate function. These portions are formed by diffusing impurities through openings of different masks.
REFERENCES:
patent: 4041517 (1977-08-01), Fuse
Aoki Kiyoshi
Kamo Hisao
Tokyo Shibaura Electric Co. Ltd.
Tupman W. C.
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