Inventor

OHTAWARA ISAO

JP3 patents

Patents

3 patents

US4817133AMar 28, 1989

Party selecting circuit arrangement

SANYO ELECTRIC CO108 citations94

US4802202AJan 31, 1989

Telephone call selector

SANYO ELECTRIC CO118 citations94

US4856051AAug 8, 1989

Automatic telephone answering apparatus

SANYO ELECTRIC CO5 citations52