Inventor

HIROSHIGE YUUZOO

JP2 patents

Patents

2 patents

US5907488AMay 25, 1999

Method of evaluating easiness of works and processings performed on articles and evaluation apparatus

HITACHI LTD39 citations91

US5586022ADec 17, 1996

Method of evaluating easiness of works and processings performed on articles and evaluation apparatus

HITACHI LTD25 citations91