Inventor
FUJISHIMA KAZUO
JP32 patents
⚠️ This page may combine multiple inventors who share the name “FUJISHIMA KAZUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI CONSTRUCTION MACHINERY
20 patentsUS5835874ANov 10, 1998
Region limiting excavation control system for construction machine
HITACHI CONSTRUCTION MACHINERY117 citations97
US6169948B1Jan 2, 2001
Front control system, area setting method and control panel for construction machine
HITACHI CONSTRUCTION MACHINERY63 citations96
US6076029AJun 13, 2000
Slope excavation controller of hydraulic shovel, target slope setting device and slope excavation forming method
HITACHI CONSTRUCTION MACHINERY80 citations96
US5968104AOct 19, 1999
Front control system for construction machine
HITACHI CONSTRUCTION MACHINERY76 citations96
US5701691ADec 30, 1997
Region limiting excavation control system for construction machine
HITACHI CONSTRUCTION MACHINERY74 citations96
US6782644B2Aug 31, 2004
Remote control system and remote setting system for construction machinery
HITACHI CONSTRUCTION MACHINERY67 citations95
US7831362B2Nov 9, 2010
Position measuring system for working machine
HITACHI CONSTRUCTION MACHINERY24 citations92
US7532967B2May 12, 2009
Excavation teaching apparatus for construction machine
HITACHI CONSTRUCTION MACHINERY39 citations92
US6766600B2Jul 27, 2004
Display device and display controller of construction machinery
HITACHI CONSTRUCTION MACHINERY47 citations92
US6532409B1Mar 11, 2003
Target excavation surface setting device for excavation machine, recording medium therefor and display unit
HITACHI CONSTRUCTION MACHINERY54 citations92
US6275757B1Aug 14, 2001
Device for controlling limited-area excavation with construction machine
HITACHI CONSTRUCTION MACHINERY57 citations92
US5960378ASep 28, 1999
Excavation area setting system for area limiting excavation control in construction machines
HITACHI CONSTRUCTION MACHINERY44 citations92
US5918527AJul 6, 1999
Locus control system for construction machines
HITACHI CONSTRUCTION MACHINERY34 citations92
US5887365AMar 30, 1999
Front control system for construction machine and oil temperature indicator
HITACHI CONSTRUCTION MACHINERY30 citations92
US5822891AOct 20, 1998
Work area limitation control system for construction machine
HITACHI CONSTRUCTION MACHINERY38 citations92
US5752333AMay 19, 1998
Area limiting excavation control system for construction machines
HITACHI CONSTRUCTION MACHINERY48 citations92
US5735065AApr 7, 1998
Area limiting excavation control system for construction machine
HITACHI CONSTRUCTION MACHINERY55 citations92
US5211059AMay 18, 1993
Acoustic microscope system
HITACHI CONSTRUCTION MACHINERY20 citations78
US6430490B1Aug 6, 2002
Hydraulic circuit control device of construction machinery
HITACHI CONSTRUCTION MACHINERY9 citations71
US9212469B2Dec 15, 2015
Work machine
HITACHI CONSTRUCTION MACHINERY0 citations41
HITACHI CONSTRUCTION MACH CO
3 patentsUS9863124B2Jan 9, 2018
Construction machinery
HITACHI CONSTRUCTION MACH CO7 citations84
US9816252B2Nov 14, 2017
Hydraulic work machine
HITACHI CONSTRUCTION MACH CO7 citations84
US11640425B2May 2, 2023
Inspection support system for construction machine, management server, and inspection report creation system
HITACHI CONSTRUCTION MACH CO0 citations47