申请人 |
NIPPON TELEGRAPH AND TELEPHONE CORP., TOKIO/TOKYO, JP;NEC CORP., TOKIO/TOKYO, JP;KABUSHIKI KAISHA TOSHIBA, KAWASAKI, KANAGAWA, JP |
发明人 |
YOSHIZAWA, KAZUHIRO, KASHIWA-SHI CHIBA-KEN, JP;YOTSUTANI, AKIO C/O NEC COPORATION, MINATO-KU TOKYO, JP;SAEGUSA, NOBORU C/O NEC CORPORATION, MINATO-KU TOKYO, JP;ITO, KOICHI, HINO-SHI TOKYO, JP;HUSE, SYOZI, HACHIOJI-SHI TOKYO, JP;TOKI, AKIO, HINO-SHI TOKYO, JP |