Inventor
TOMITA SADAHISA
JP6 patents
Patents
6 patentsUS6766600B2Jul 27, 2004
Display device and display controller of construction machinery
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Target excavation surface setting device for excavation machine, recording medium therefor and display unit
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US4914952AApr 10, 1990
Ultrasonic method for measurement of size of any flaw within solid mass
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US5643080AJul 1, 1997
Air outlet member
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US6564480B1May 20, 2003
Working apparatus for construction machine
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US6430490B1Aug 6, 2002
Hydraulic circuit control device of construction machinery
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