US PATENT SUBCLASS 438 / 352
.~ Fusion or solidification of semiconductor region

Current as of: June, 1999
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438 /   HD   SEMICONDUCTOR DEVICE MANUFACTURING: PROCESS

309  DF  FORMING BIPOLAR TRANSISTOR BY FORMATION OR ALTERATION OF SEMICONDUCTIVE ACTIVE REGIONS {25}
352.~ Fusion or solidification of semiconductor region

DEFINITION

Classification: 438/352

Fusion or solidification of semiconductor region:

(under subclass 309) Process for making a bipolar transistor having a step of fusing or solidifying semiconductive regions of the substrate.