US PATENT SUBCLASS 257 / 584
.~.~ With housing or contact (i.e., electrode) means

Current as of: June, 1999
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257 /   HD   ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES)

565  DF  BIPOLAR TRANSISTOR STRUCTURE {11}
578  DF  .~ With enlarged emitter area (e.g., power device) {4}
584.~.~ With housing or contact (i.e., electrode) means

DEFINITION

Classification: 257/584

With housing or contact (i.e., electrode) means:

(under subclass 578) Subject matter wherein the enlarged emitter area device is provided with a housing (means to protect the device from the environment) or with electrical contact means.