Masaharu Ikeda

Pressure transducer and manufacturing method thereof

Capacitive transducer having guard electrode and buffer amlifying means

Amplifier device for a condenser microphone

Condenser microphone apparatus and its connecting apparatus

Driver for light emitting device

Voltage generating device

Comparator device having maximum (minimum) value determining and selecting means for selecting received signals

Receiver using receiving condition signal for correcting influence of the reception band width

Signal strength indicator for receiver

Development of Active Bending Electric Endoscope Using Shape Memory Alloy for Disposable and Thin Endoscope