Inventor

HIRAMOTO MASATO

JP3 patents

Patents

3 patents

US4763340AAug 9, 1988

Capacitive coupling type data transmission circuit for portable electronic apparatus

SHARP KK97 citations92

US5375246ADec 20, 1994

Back-up power supply apparatus for protection of stored data

SHARP KK34 citations90

US5243577ASep 7, 1993

Electronic apparatus

SHARP KK17 citations72