申请人 |
NIPPON TELEGRAPH AND TELEPHONE CORP.;NEC CORP., TOKIO/TOKYO, JP;KABUSHIKI KAISHA TOSHIBA, KAWASAKI, KANAGAWA, JP |
发明人 |
MURATA, YOSHITOSHI, YOKOHAMA-SHI KANAGAWA-KEN, JP;OHTA, YUJI, SUITA-SHI OSAKA, JP;YOTSUTANI, AKIO;HARA, TOSHIHIRO, MINATO-KU TOKYO, JP;ONO, HACHIOJI-HAZAMA-JUTAKU, KOJI NO. 605;FUSE, SHOJI, HACHIOJI-SHI TOKYO, JP |