Patent classifications
H
ELECTRICITY
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H10
SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
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H10B
ELECTRONIC MEMORY DEVICES
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20/00
Read-only memory [ROM] devices
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H10B20/30
having the source region and the drain region on the same level, e.g. lateral transistors
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H10B20/38
Doping programmed, e.g. mask ROM
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