申请人 |
UNYUSHO KOWAN GIJUTSU KENKYUSHO;JDC CORP;OHBAYASHI CORP;TOA HARBOR WORKS CO LTD;PENTA OCEAN CONSTR CO LTD;TOYO CONSTR CO LTD |
发明人 |
ZEN KOUKI;YOSHIZAWA HIDEAKI;KUBO HIROSHI;KAWACHI TAKESHI;NISHIBAYASHI KIYOSHIGE;SHIMA MASANORI;HIGUCHI YOHEI;FURUKAWA YOSHIO |