Inventor
NAKAYAMA TETSUYA
JP16 patents
⚠️ This page may combine multiple inventors who share the name “NAKAYAMA TETSUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOMATSU MFG CO LTD
11 patentsUS5630317AMay 20, 1997
Controller for hydraulic drive machine
KOMATSU MFG CO LTD66 citations95
US4332517AJun 1, 1982
Control device for an earthwork machine
KOMATSU MFG CO LTD64 citations93
US4282933AAug 11, 1981
Automatic control device for an earth working equipment
KOMATSU MFG CO LTD81 citations92
US4423785AJan 3, 1984
Load control device for a working tool of a construction vehicle
KOMATSU MFG CO LTD45 citations90
US4162869AJul 31, 1979
Unmanned conveying control system
KOMATSU MFG CO LTD37 citations90
US5398766AMar 21, 1995
Device for controlling height of blade of tracked vehicle
KOMATSU MFG CO LTD35 citations89
US4157118AJun 5, 1979
Automatic control systems for the working tool of a civil machine
KOMATSU MFG CO LTD49 citations86
US9411325B2Aug 9, 2016
Excavation control system for hydraulic excavator
KOMATSU MFG CO LTD7 citations83
US7756736B2Jul 13, 2010
Working machine management system
KOMATSU MFG CO LTD14 citations83
US5773969AJun 30, 1998
DC-DC converter circuit and inductive load drive device using DC-DC converter circuit
KOMATSU MFG CO LTD17 citations83
US5538084AJul 23, 1996
Device for controlling height of blade of tracked vechicle
KOMATSU MFG CO LTD14 citations70