Assignee
KOMATSU MFG CO LTD
JP3,289 patents
Top patents by PatentIndex Score
US6539294B1Mar 25, 2003
Vehicle guidance system for avoiding obstacles stored in memory
KOMATSU MFG CO LTD161 citations99
US6246932B1Jun 12, 2001
Vehicle monitor for controlling movements of a plurality of vehicles
KOMATSU MFG CO LTD235 citations99
US6751535B2Jun 15, 2004
Travel controlling apparatus of unmanned vehicle
KOMATSU MFG CO LTD89 citations98
US6484078B1Nov 19, 2002
Vehicle travel route control system
KOMATSU MFG CO LTD124 citations98
US6320156B1Nov 20, 2001
Plasma processing device, plasma torch and method for replacing components of same
KOMATSU MFG CO LTD107 citations98
US6292725B1Sep 18, 2001
Interference preventing device for vehicle
KOMATSU MFG CO LTD177 citations98
US6268583B1Jul 31, 2001
Plasma torch of high cooling performance and components therefor
KOMATSU MFG CO LTD102 citations98
US6226572B1May 1, 2001
Vehicle monitor
KOMATSU MFG CO LTD116 citations98
US5642374AJun 24, 1997
Excimer laser device
KOMATSU MFG CO LTD111 citations98
US5142543AAug 25, 1992
Method and system for controlling narrow-band oscillation excimer laser
KOMATSU MFG CO LTD130 citations98
US4653316AMar 31, 1987
Apparatus mounted on vehicles for detecting road surface conditions
KOMATSU MFG CO LTD395 citations98
US7938478B2May 10, 2011
Operator'S cab supporting apparatus of work machine
KOMATSU MFG CO LTD60 citations97
US7228505B2Jun 5, 2007
Display device for working machine
KOMATSU MFG CO LTD857 citations97
US6922990B2Aug 2, 2005
Device arrangement structure for hybrid construction equipment
KOMATSU MFG CO LTD84 citations97
US6857494B2Feb 22, 2005
Steering-wheel revolution number correction system of all-wheel-drive vehicle
KOMATSU MFG CO LTD90 citations97
US6820356B2Nov 23, 2004
Hybrid powered construction equipment
KOMATSU MFG CO LTD96 citations97
US6708787B2Mar 23, 2004
Hybrid construction equipment
KOMATSU MFG CO LTD127 citations97
US6678972B2Jan 20, 2004
Hybrid construction equipment
KOMATSU MFG CO LTD109 citations97
US6481388B1Nov 19, 2002
Cooling fan drive control device
KOMATSU MFG CO LTD90 citations97
US6460332B1Oct 8, 2002
Pressure oil energy recover/regenation apparatus
KOMATSU MFG CO LTD131 citations97
US6347521B1Feb 19, 2002
Temperature control device and method for manufacturing the same
KOMATSU MFG CO LTD270 citations97
US6321147B1Nov 20, 2001
Unmanned vehicle running system
KOMATSU MFG CO LTD97 citations97
US6308516B1Oct 30, 2001
Control device for hydraulically-operated equipment
KOMATSU MFG CO LTD115 citations97
US6258179B1Jul 10, 2001
Carburized parts, method for producing same and carburizing system
KOMATSU MFG CO LTD91 citations97
US6256594B1Jul 3, 2001
Machine fault monitoring apparatus and method
KOMATSU MFG CO LTD142 citations97
US6052644AApr 18, 2000
Apparatus and method for limiting vehicle speed of a working vehicle
KOMATSU MFG CO LTD124 citations97
US6012004AJan 4, 2000
System and method for managing time for vehicle fault diagnostic apparatus
KOMATSU MFG CO LTD142 citations97
US5890468AApr 6, 1999
Differential driving supercharger and method for controlling the same
KOMATSU MFG CO LTD111 citations97
US5825981AOct 20, 1998
Robot system and robot control device
KOMATSU MFG CO LTD333 citations97
US5682854ANov 4, 1997
Variable compression ratio engine
KOMATSU MFG CO LTD151 citations97
US5659420AAug 19, 1997
Confocal optical apparatus
KOMATSU MFG CO LTD280 citations97
US5450436ASep 12, 1995
Laser gas replenishing apparatus and method in excimer laser system
KOMATSU MFG CO LTD123 citations97
US4709594ADec 1, 1987
Planetary gear type transmission system
KOMATSU MFG CO LTD374 citations97
US7283810B1Oct 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
US6959241B2Oct 25, 2005
Engine control device
KOMATSU MFG CO LTD84 citations96
US6938701B2Sep 6, 2005
Blade for working machine, and construction and earth-moving machine with the blade
KOMATSU MFG CO LTD53 citations96
US6870469B2Mar 22, 2005
Display controller for display device of vehicle
KOMATSU MFG CO LTD63 citations96
US6844085B2Jan 18, 2005
Copper based sintered contact material and double-layered sintered contact member
KOMATSU MFG CO LTD48 citations96
US6681157B2Jan 20, 2004
Vehicle interference prevention device
KOMATSU MFG CO LTD51 citations96
USD477610SJul 22, 2003
Blade for a bulldozer
KOMATSU MFG CO LTD62 citations96
US6587812B1Jul 1, 2003
Method and system for monitoring industrial machine
KOMATSU MFG CO LTD99 citations96
US6454527B2Sep 24, 2002
Noise reduction mechanism of fan device and molding method of porous damping material therefor
KOMATSU MFG CO LTD92 citations96
US6435166B1Aug 20, 2002
Exhaust gas recirculation device and control method thereof
KOMATSU MFG CO LTD119 citations96
US6349252B1Feb 19, 2002
Information management device for construction machinery
KOMATSU MFG CO LTD120 citations96
US6247538B1Jun 19, 2001
Automatic excavator, automatic excavation method and automatic loading method
KOMATSU MFG CO LTD157 citations96
US6236810B1May 22, 2001
Fluid temperature control device
KOMATSU MFG CO LTD71 citations96
US6209322B1Apr 3, 2001
Pressurized fluid supply system
KOMATSU MFG CO LTD68 citations96
US6195610B1Feb 27, 2001
Teaching method and apparatus of unmanned vehicle traveling course
KOMATSU MFG CO LTD75 citations96
US6181999B1Jan 30, 2001
Dozing device for bulldozer
KOMATSU MFG CO LTD79 citations96
Showing the top 50 of 3,289 patents by PatentIndex Score.