US PATENT SUBCLASS 438 / 330
.~.~ Resistor

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}
329  DF  .~ Including passive device (e.g., resistor, capacitor, etc.) {1}
330.~.~ Resistor {2}
331  DF  .~.~.~> Having same doping as emitter or collector
332  DF  .~.~.~> Lightly doped junction isolated resistor

DEFINITION

Classification: 438/330

Resistor:

(under subclass 329) Process for making a bipolar transistor combined with a resistive element or component.

SEE OR SEARCH CLASS

257, Active Solid-State Devices (e.g., Transistors, Solid-State Diodes),

539+, 577, and 582 for bipolar transistor structure combined with a resistive element.