Inventor

IIZUKA YUNOSUKE

JP2 patents

Patents

2 patents

US4779201AOct 18, 1988

Borehole scanner and sonde position locator for spectral analysis of wall

SHIMIZU CONSTRUCTION CO LTD47 citations91

US4899277AFeb 6, 1990

Bore hole scanner with position detecting device and light polarizers

SHIMIZU CONSTRUCTION CO LTD33 citations89