Tsukasa Kosuda

Reflection photodetector and biological information measuring instrument

Electronic device, control method for electronic device, recharge-rate estimating method for secondary battery, and charging control method for secondary battery

Pulse meter, method for controlling pulse meter, wristwatch-type information device, control program, storage medium, blood vessel simulation sensor, and living organism information measurement device

Biometric information processing device, biometric information processing method, and control program

Information-gathering device and pulse meter

Electronic device and control method for the same

Electronic device, electronic device to be charged and method of controlling electronic devices

Pulsimeter, control method for pulsimeter, wristwatch information device, control program, and recording medium

Electronic apparatus and method of controlling the electronic apparatus

Electronic device method, method of controlling electronic device, method of estimating charge in rechargeable battery, and method of charging rechargeable battery