Inventor

NISHIMURA MOTOYASU

JP2 patents

Patents

2 patents

US4565579AJan 21, 1986

Nonexplosive chemical composition for gently breaking rock or concrete mass

CENTRAL GLASS CO LTD13 citations63

US7333704B2Feb 19, 2008

Multichannel optical path changing device and its production method

CENTRAL GLASS CO LTD0 citations39