申请人 |
NEC CORP., TOKIO/TOKYO;NIPPON TELEGRAPH AND TELEPHONE CORP., TOKIO/TOKYO |
发明人 |
SHIMURA, YUKIHIRO, MINATO-KU TOKYO 108-01;SAEGUSA, NOBORU, MINATO-KU TOKYO 108-01;TAKAGAWA, YUICHIRO, MINATO-KU TOKYO;TOZUKA, SHOICHI, YOKOHAMA-SHI KANAGAWA;HATAKEYAMA, YASUSHI, OHMIYA-SHI SAITAMA |