申请人 |
NIPPON TELEGRAPH AND TELEPHONE CORP., TOKIO/TOKYO, JP |
发明人 |
KANAI, MUNENORI, C/O NIPPON TELEGRAPH AND, CHIYODA-KU, TOKYO, JP;ISHIHARA, SUNAO, C/O NIPPON TELEGRAPH AND, CHIYODA-KU, TOKYO, JP;KINOSHITA, HIROO, C/O NIPPON TELEGRAPH AND, CHIYODA-KU, TOKYO, JP |