| 申请人 |
NIPPON TELEGRAPH AND TELEPHONE CORP., TOKIO/TOKYO, JP |
发明人 |
YAMAMOTO, HISAO, SETAGAYA-KU TOKYO, JP;MASE, KENICHI, NERIMA-KU TOKYO, JP;INOUE, AKIYA, IRUMA-SHI SAITAMA, JP;ITOU, HIROO, MUSASHINO-SHI TOKYO, JP;SUYAMA, MASATO, NERIMA-KU TOKYO, JP;HOSHI, YOSHITAKA, SUGINAMI-KU TOKYO, JP |
