Inventor
YOSHINAGA TOSHIAKI
JP6 patents
Patents
6 patentsUS5740341AApr 14, 1998
Design and production supporting system for component arrangement and pipe routing
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US5006991AApr 9, 1991
Method for making of design reference and apparatus therefor
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US4992953AFeb 12, 1991
Computer assisted design method and apparatus
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US6075539AJun 13, 2000
Method and apparatus for displaying CAD geometric object and storage medium storing geometric object display processing programs
HITACHI LTD14 citations72
US5122971AJun 16, 1992
Method and apparatus for constructing structures
HITACHI LTD12 citations72
US5077685ADec 31, 1991
Method and apparatus for supporting the operation under radioactive rays
HITACHI LTD18 citations69