85505229
Dec 28, 2011
Dec 23, 2014
Semiconductor-based devices and modules, namely, electronic circuits, bridge circuits, inverter circuits, matrix converters and modules, all for use in power conversion; Power converters; Electronic circuits and modules, namely, power conversion circuits, inverter circuits, bridge circuits, matrix converters, and power converters, all for use in electric vehicles and photovoltaic cells; Semiconductors
Electrical and Scientific Apparatus