Hidehiro Ogawa

Camera battery check device having multiple battery check levels

Apparatus for and a method of communicating between a camera and external equipment

Digital camera and image combination device

Battery capacity display device and camera

Drive control device in an ultrasonic vibration motor

Power system and camera

Camera capable of storing photographing data and display device connectable thereto

Power control circuit for cameras

Flash exposure apparatus for avoiding red-eye effect

Power system having a battery unit that calculates cumulative work volume value