US PATENT SUBCLASS 438 / FOR 480
FORMING GRADED ENERGY GAP LAYERS (437/969)


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

FOR 480FORMING GRADED ENERGY GAP LAYERS (437/969)


DEFINITION

Classification: 438/FOR.480

FORMING GRADED ENERGY GAP LAYERS:

Foreign art collection involving sequential formation of layers of composition or dopant concentration which vary in a uniform manner.