Yasuyuki Morishima

Piezoelectric transformer inverter

Overcurrent protective circuit for dc-dc converter

Switching power supply for generating a voltage in accordance with an instruction signal

Protective circuit from abnormality for high-voltage power device for lighting discharge tube

Laminated electronic part

Module part and electronic device

Piezoelectric transducing inverter

High voltage power supply device for lighting discharge tube having protection circuit and fault protection circuit

Switching power supply having a plurality of output voltages and minimal number of terminals

Maximum efficiency control of a system composed of a piezoelectric transformer and cold cathode tube driven by inverter, and its characteristics