Class 257/E21.394 - Multi-step process for the manufacture of unipolar device (EPO)

Subclass of Class 257 - Active solid-state devices (e.g., transistors, solid-state diodes)
Definition: This subclass is indented under subclass E21.085. This
No. of patents: 2
Last issue date: 05/29/2007

Number	Title	Issue Date
7224026	Nanoelectronic devices and circuits Diode devices with superior and pre-settable characteristics and of nanometric dimensions, comprise etched insulative lines (8, 16, 18) in a conductive substrate to define between the lines charge carrier flow paths, formed as elongate channels (20) at...	05/29/2007
5834793	Semiconductor devices A semiconductor device has a semiconductor substrate, a source and a drain region, each formed at the surface of said semiconductor substrate, and each having a potential barrier with respect to the semiconductor substrate. A gate electrode is formed on t...	11/10/1998

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