申请人 |
EBARA CORP;OHBAYASHI CORP;KAJIMA CORP;KUBOTA CORP;KURARAY CO LTD;KURIMOTO LTD;KOBE STEEL LTD;KOMATSU LTD;SHIMIZU CORP;SHIN CATERPILLAR MITSUBISHI LTD;SHIN MEIWA IND CO LTD;TAISEI CORP;TAKUMA CO LTD;NIPPON CONVEYOR KK;HITACHI ZOSEN CORP;FUJI HEAVY IND LTD |
发明人 |
HANASHIMA MASATAKA;SHIGITANI TAKASHI;URA MITSUHIKO;TOYAMA KENJI;TAGUCHI AKITO;MIYOSHI KIMIO;NISHIZUKA SAKAE;OSHIKATA TOSHIRO;SUKENARI KANAME;OKAMURA YOSHIHISA |