Coating processes – Electrical product produced – Integrated circuit – printed circuit – or circuit board
Patent
1981-01-13
1983-09-13
Childs, S. L.
Coating processes
Electrical product produced
Integrated circuit, printed circuit, or circuit board
204192N, 427 38, B05D 306
Patent
active
044042337
ABSTRACT:
The ion implantation is performed in a manner to vary the angle between an ion beam and an article to be implanted with ions, whereby it can be accomplished with remarkable ease while providing the impurity distribution which is flattened in the depthwise direction.
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patent: 3914857 (1975-10-01), Goser et al.
patent: 4030997 (1977-06-01), Miller et al.
patent: 4108751 (1978-08-01), King
patent: 4250009 (1981-02-01), Cuomo et al.
patent: 4274935 (1981-06-01), Schmelzer et al.
patent: 4275286 (1981-06-01), Hackett
Ikeda Tadashi
Sugita Yutaka
Tsumita Norikazu
Childs S. L.
Hitachi , Ltd.
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