Inventor

ASAKAWA HARUMA

2 patents

Patents

2 patents

US4128068ADec 5, 1978

Floating-refuse-collecting boat

MITSUBISHI HEAVY IND LTD33 citations89

US6438904B1Aug 27, 2002

Root wrapping type aseismic reinforcement construction and method for base of column member

MITSUBISHI HEAVY IND LTD32 citations86