Inventor
SUMI TOSHIO
JP3 patents
Patents
3 patentsUS4655493AApr 7, 1987
Shield tunneling machine
ISEKI KAIHATSU KOKI37 citations87
US5339241AAug 16, 1994
Method and system for controlling a travelling body so as to move forward along the predetermined route of the movement of travelling body
ISEKI KAIHATSU KOKI15 citations68
US4630869ADec 23, 1986
Shield tunneling machine
ISEKI KAIHATSU KOKI18 citations67