Active solid-state devices (e.g. – transistors – solid-state diode – Combined with electrical contact or lead – Chip mounted on chip
Reexamination Certificate
2006-02-07
2006-02-07
Wilson, Allan R. (Department: 2815)
Active solid-state devices (e.g., transistors, solid-state diode
Combined with electrical contact or lead
Chip mounted on chip
C257S686000
Reexamination Certificate
active
06995473
ABSTRACT:
At least two switching devices each including a substrate formed of a wide bandgap semiconductor, source and gate electrodes formed in a principal surface side of the substrate, and a drain electrode formed on the back surface of the substrate are stacked so that respective upper surface sides of the switching face each other.
REFERENCES:
patent: 5793115 (1998-08-01), Zavracky et al.
patent: 6150724 (2000-11-01), Wenzel et al.
patent: 2001/0055838 (2001-12-01), Walker et al.
patent: 59107554 (1984-06-01), None
Asada Kazuhiko
Kitabatake Makoto
Nagagata Nobuyoshi
Nobori Kazuhiro
Ogawa Masanori
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