US PATENT SUBCLASS 257 / 96
.~.~ Plural heterojunctions in same device

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

79  DF  INCOHERENT LIGHT EMITTER STRUCTURE {10}
94  DF  .~ With heterojunction {2}
96.~.~ Plural heterojunctions in same device {1}
97  DF  .~.~.~> More than two heterojunctions in same device

DEFINITION

Classification: 257/96

Plural heterojunctions in same device:

(under subclass 94) Subject matter wherein the heterojunction light emitting device has more than one heterojunction.