US PATENT SUBCLASS 327 / 504
.~.~ PN junction diode

Current as of: June, 1999
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327 /   HD   MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS

365  DF  GATING (I.E., SWITCHING INPUT TO OUTPUT) {12}
493  DF  .~ Utilizing two electrode solid-state device {5}
504.~.~ PN junction diode {1}
505  DF  .~.~.~> Inverse parallel connection

DEFINITION

Classification: 327/504

PN junction diode

(under subclass 493) Subject matter wherein the solid-state device has two regions, two terminals (anode and cathode), a single junction and conducts electricity much more easily in one direction than in the other.