Inventor

YAMAWAKI YOSHIRO

JP2 patents

Patents

2 patents

US4660491AApr 28, 1987

Double hull ship without reinforcing transverse members between the inner and outer hull platings

HITACHI SHIPBUILDING ENG CO21 citations78

US4548154AOct 22, 1985

Double hulled ship with longitudinal reinforcements

HITACHI SHIPBUILDING ENG CO19 citations70