P

Inventor

GIBSON DENNIS H

US59 patents
⚠️ This page may combine multiple inventors who share the name “GIBSON DENNIS H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CATERPILLAR INC

40 patents
US5697342ADec 16, 1997

Hydraulically-actuated fuel injector with direct control needle valve

CATERPILLAR INC121 citations98
US5479901AJan 2, 1996

Electro-hydraulic spool control valve assembly adapted for a fuel injector

CATERPILLAR INC106 citations98
US6067962AMay 30, 2000

Engine having a high pressure hydraulic system and low pressure lubricating system

CATERPILLAR INC130 citations97
US6035828AMar 14, 2000

Hydraulically-actuated system having a variable delivery fixed displacement pump

CATERPILLAR INC62 citations96
US5669355ASep 23, 1997

Hydraulically-actuated fuel injector with direct control needle valve

CATERPILLAR INC95 citations96
US5628293AMay 13, 1997

Electronically-controlled fluid injector system having pre-injection pressurizable fluid storage chamber and direct-operated check

CATERPILLAR INC77 citations96
US5551398ASep 3, 1996

Electronically-controlled fluid injector system having pre-injection pressurizable fluid storage chamber and direct-operated check

CATERPILLAR INC68 citations96
US10378535B2Aug 13, 2019

Damping assembly

CATERPILLAR INC29 citations93
US7431017B2Oct 7, 2008

Multi-source fuel system having closed loop pressure control

CATERPILLAR INC19 citations93
US5535723AJul 16, 1996

Electonically-controlled fluid injector having pre-injection pressurizable fluid storage chamber and outwardly-opening direct-operated check

CATERPILLAR INC37 citations93
US5421521AJun 6, 1995

Fuel injection nozzle having a force-balanced check

CATERPILLAR INC50 citations93
US7588012B2Sep 15, 2009

Fuel system having variable injection pressure

CATERPILLAR INC29 citations92
US7451742B2Nov 18, 2008

Engine having common rail intensifier and method

CATERPILLAR INC22 citations92
US7429815B2Sep 30, 2008

Fuel injector having encased piezo electric actuator

CATERPILLAR INC19 citations92
US6530363B1Mar 11, 2003

Variable delivery pump and common rail fuel system using the same

CATERPILLAR INC39 citations92
US6162022ADec 19, 2000

Hydraulic system having a variable delivery pump

CATERPILLAR INC32 citations92
US10626856B2Apr 21, 2020

Cryogenic fluid pump

CATERPILLAR INC30 citations91
US6216670B1Apr 17, 2001

Hydraulically-actuated system having a variable delivery fixed displacement pump

CATERPILLAR INC32 citations91
US5894830AApr 20, 1999

Engine having a high pressure hydraulic system and low pressure lubricating system

CATERPILLAR INC21 citations89
US7398763B2Jul 15, 2008

Multi-source fuel system for variable pressure injection

CATERPILLAR INC11 citations84
US7179060B2Feb 20, 2007

Variable discharge pump with two pumping plungers and shared shuttle member

CATERPILLAR INC18 citations84
US6644277B2Nov 11, 2003

High pressure pump and engine system using the same

CATERPILLAR INC10 citations73
US6234270B1May 22, 2001

Vehicle having hydraulic and power steering systems using a single high pressure pump

CATERPILLAR INC8 citations73
US6148805ANov 21, 2000

Engine with hydraulic fuel injection and EGR valve using a single high pressure pump

CATERPILLAR INC11 citations73
US6142110ANov 7, 2000

Engine having hydraulic and fan drive systems using a single high pressure pump

CATERPILLAR INC9 citations73
US5983864ANov 16, 1999

Jumper tube with improved misalignment capability

CATERPILLAR INC7 citations73
US6901911B2Jun 7, 2005

Pump and hydraulic system with low pressure priming and over pressurization avoidance features

CATERPILLAR INC9 citations72
US6638025B2Oct 28, 2003

Method and apparatus for controlling a fluid actuated system

CATERPILLAR INC7 citations71
US4785778ANov 22, 1988

Engine governor with dual regulation

CATERPILLAR INC12 citations66
US7762238B2Jul 27, 2010

Sleeve metered unit pump and fuel injection system using the same

CATERPILLAR INC2 citations63
US7543567B2Jun 9, 2009

Fuel system having a one-piece hollow tube connection

CATERPILLAR INC5 citations63
US7392791B2Jul 1, 2008

Multi-source fuel system for variable pressure injection

CATERPILLAR INC2 citations63
US7353800B2Apr 8, 2008

Multi-source fuel system having grouped injector pressure control

CATERPILLAR INC4 citations63
US6354186B1Mar 12, 2002

Hydrostatic thrust bearing for a wobble plate pump

CATERPILLAR INC6 citations63
US6464473B2Oct 15, 2002

Pump apparatus for hydraulically powered fuel injection systems

CATERPILLAR INC3 citations62
US6463908B1Oct 15, 2002

Gravity and/or thermal contraction replenishing reservoir for engine hydraulic system

CATERPILLAR INC3 citations62
US6330875B1Dec 18, 2001

Engine with hydraulic fuel injection and ABS circuit using a single high pressure pump

CATERPILLAR INC2 citations62
US6220521B1Apr 24, 2001

Vehicle hydraulic system that provides heat for passenger compartment

CATERPILLAR INC6 citations62
US6517331B1Feb 11, 2003

Oil inlet for a wobble plate pump

CATERPILLAR INC5 citations61
US6675776B2Jan 13, 2004

Electro-hydraulic actuator for a hydraulic pump

CATERPILLAR INC5 citations59

CATERPILLAR TRACTOR CO

7 patents

GIBSON DENNIS H

2 patents

LEWIS STEPHEN R

1 patent

Showing the top 50 of 59 patents by PatentIndex Score.