76707926
Jun 10, 2011
Jul 8, 2014
Electrical and electronic circuits, semiconductor devices and packages in the nature of housings especially adapted for semiconductor devices, and devices for power conversion, voltage conversion, power management and/or delivery of power, namely, buck converters, DC-DC converters, AC-DC converters, DC-AC converters, AC-AC converters, rectifiers, power factor conversion circuits, full-bridge circuits and half-bridge circuits
Electrical and Scientific Apparatus