US PATENT SUBCLASS 438 / FOR 140
MAKING THYRISTOR, E.G., DIAC, TRIAC, ETC. (437/6)


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438 /   HD   SEMICONDUCTOR DEVICE MANUFACTURING: PROCESS

FOR 140MAKING THYRISTOR, E.G., DIAC, TRIAC, ETC. (437/6)


DEFINITION

Classification: 438/FOR.140

MAKING THYRISTOR, E.G., DIAC, TRIAC, ETC.:

Foreign art collection for a process for making a device having multiple stacked PN junctions.