Inventor
ARAKAWA SHUJI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “ARAKAWA SHUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOMATSU MFG CO LTD
8 patentsUS7283810B1Oct 16, 2007
Communication device of mobile unit
KOMATSU MFG CO LTD89 citations96
US7149530B1Dec 12, 2006
Device for presenting information to mobile
KOMATSU MFG CO LTD64 citations96
US6856879B2Feb 15, 2005
Work machine management device
KOMATSU MFG CO LTD59 citations95
US5240350AAug 31, 1993
Apparatus for detecting position of underground excavator and magnetic field producing cable
KOMATSU MFG CO LTD77 citations95
US7183666B2Feb 27, 2007
Movable body start-up locking device
KOMATSU MFG CO LTD27 citations92
US4984289AJan 8, 1991
Apparatus for controlling underground excavator
KOMATSU MFG CO LTD24 citations90
US7756736B2Jul 13, 2010
Working machine management system
KOMATSU MFG CO LTD14 citations83
US7940160B2May 10, 2011
Lock controller of working machine, and working machine
KOMATSU MFG CO LTD3 citations62
ARAKAWA SHUJI
3 patentsUS8098128B2Jan 17, 2012
Lock control system and method for working machine, working machine, lock control device and lock control management device for working machine
ARAKAWA SHUJI6 citations71
US8108242B2Jan 31, 2012
Working machine failure information centralized managing system
ARAKAWA SHUJI3 citations60
US8072604B2Dec 6, 2011
Apparatus for detecting properties of fuel for working machine
ARAKAWA SHUJI5 citations59