Optoelectronic devices, namely, light emitting diodes (LED), photodiodes, laser diodes, silicon carbide semiconductor wafers; packaged light emitting diodes (LED); light emitting diode (LED) backlighting systems; Schottky diodes; metal semiconductor field effect transistors (MESFET), switch-mode power supplies; motor control devices, semiconductors, and transistors; variable speed motors
Electrical and Scientific Apparatus