Aleksandar M. Egelja

Person

Naperville, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and systems for controlling electrically-powered hydraulic c...
- Patent number 11,946,225
- Issue date Apr 2, 2024
- Caterpillar Inc.
- Kalpeshkumar N Patel
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Hydraulic accumulator health monitoring and remaining life system
- Patent number 10,467,881
- Issue date Nov 5, 2019
- Caterpillar Inc.
- Dayao Chen
- G01 - MEASURING TESTING
Information Patent Grant
Split spool valve
- Patent number 10,337,532
- Issue date Jul 2, 2019
- Caterpillar Inc.
- Pengfei Ma
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Fluid systems for machines with integrated energy recovery circuit
- Patent number 9,945,396
- Issue date Apr 17, 2018
- Caterpillar Inc.
- Tonglin Shang
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
System for estimating a sensor output
- Patent number 9,534,616
- Issue date Jan 3, 2017
- Caterpillar Inc.
- Santosh Ancha
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
System for estimating a sensor output
- Patent number 9,404,516
- Issue date Aug 2, 2016
- Caterpillar Inc.
- Hongliu Du
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Dynamic seal wear mitigation system
- Patent number 9,394,928
- Issue date Jul 19, 2016
- Caterpillar Inc.
- Matthew J. Beschorner
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic control system having over-pressure protection
- Patent number 9,145,660
- Issue date Sep 29, 2015
- Caterpillar Inc.
- Randal N. Peterson
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Independent metering valve with flow limiter
- Patent number 8,752,371
- Issue date Jun 17, 2014
- Caterpillar Inc.
- John Ferraz
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Multi-function wheel loader linkage control with optimized power ma...
- Patent number 8,336,232
- Issue date Dec 25, 2012
- Caterpillar Inc.
- Kalpesh Patel
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Machine control system having hydraulic warmup procedure
- Patent number 8,234,860
- Issue date Aug 7, 2012
- Caterpillar Inc.
- Matthew J. Beschorner
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Electrically controlled hydraulic valve calibration method and system
- Patent number 7,997,117
- Issue date Aug 16, 2011
- Caterpillar Inc.
- Jiao Zhang
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Process for electro-hydraulic circuits and systems involving excava...
- Patent number 7,832,208
- Issue date Nov 16, 2010
- Caterpillar Inc.
- Randy N Peterson
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Hydraulic system having pressure compensated bypass
- Patent number 7,320,216
- Issue date Jan 22, 2008
- Caterpillar Inc.
- Michael T. VerKuilen
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Multi-actuator pressure-based flow control system
- Patent number 7,260,931
- Issue date Aug 28, 2007
- Caterpillar Inc.
- Aleksandar M. Egelja
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Independent metering valve control system and method
- Patent number 7,251,935
- Issue date Aug 7, 2007
- Caterpillar Inc.
- Jiao Zhang
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic system having a pressure compensator
- Patent number 7,204,185
- Issue date Apr 17, 2007
- Caterpillar Inc.
- Pengfei Ma
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Linear motor having a magnetically biased neutral position
- Patent number 7,201,096
- Issue date Apr 10, 2007
- Caterpillar Inc.
- Sabri Cetinkunt
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Hydraulic system having IMV ride control configuration
- Patent number 7,194,856
- Issue date Mar 27, 2007
- Caterpillar Inc.
- Pengfei Ma
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Electronically and hydraulically-actuated drain value
- Patent number 7,121,189
- Issue date Oct 17, 2006
- Caterpillar Inc.
- Mark P. Vonderwell
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Electro-hydraulic pump displacement control with proportional force...
- Patent number 6,883,313
- Issue date Apr 26, 2005
- Caterpillar Inc.
- Aleksandar M. Egelja
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Implement pressure control for hydraulic circuit
- Patent number 6,691,603
- Issue date Feb 17, 2004
- Caterpillar Inc.
- James D. Linerode
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Method and system for selecting desired response of an electronic-c...
- Patent number 6,330,502
- Issue date Dec 11, 2001
- Caterpillar Inc.
- Sabri Cetinkunt
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SYSTEMS FOR CONTROLLING ELECTRICALLY-POWERED HYDRAULIC C...
- Publication number 20220381006
- Publication date Dec 1, 2022
- Caterpillar Inc.
- Kalpeshkumar N. Patel
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Hydraulic Accumulator Health Monitoring And Remaining Life System
- Publication number 20190228637
- Publication date Jul 25, 2019
- Caterpillar Inc.
- Dayao Chen
- G08 - SIGNALLING
Information Patent Application
Split Spool Valve
- Publication number 20180156244
- Publication date Jun 7, 2018
- Caterpillar Inc.
- Pengfei Ma
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
FLUID SYSTEMS FOR MACHINES WITH INTEGRATED ENERGY RECOVERY CIRCUIT
- Publication number 20170241445
- Publication date Aug 24, 2017
- Caterpillar Inc.
- Tonglin Shang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
SYSTEM FOR ESTIMATING A SENSOR OUTPUT
- Publication number 20160208831
- Publication date Jul 21, 2016
- Caterpillar Inc.
- Santosh ANCHA
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
SYSTEM FOR ESTIMATING A SENSOR OUTPUT
- Publication number 20160208832
- Publication date Jul 21, 2016
- Caterpillar Inc.
- Hongliu DU
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
APPARATUS AND METHOD FOR HYDRAULIC SYSTEMS
- Publication number 20150192149
- Publication date Jul 9, 2015
- Caterpillar Inc.
- PENGFEI MA
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Method and Hydraulic Control System Having Swing Motor Energy Recovery
- Publication number 20140208728
- Publication date Jul 31, 2014
- Caterpillar Inc.
- Pengfei Ma
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
HYDRAULIC CONTROL SYSTEM HAVING OVER-PRESSURE PROTECTION
- Publication number 20140060020
- Publication date Mar 6, 2014
- Caterpillar Inc.
- Randal N. PETERSON
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
ADAPTIVE WORK CYCLE CONTROL SYSTEM
- Publication number 20140067092
- Publication date Mar 6, 2014
- Caterpillar Inc.
- Rustu CESUR
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
DYNAMIC SEAL WEAR MITIGATION SYSTEM
- Publication number 20140034133
- Publication date Feb 6, 2014
- Caterpillar Inc.
- Matthew J. Beschorner
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Independent Metering Valve with Flow Limiter
- Publication number 20120152368
- Publication date Jun 21, 2012
- Caterpillar, Inc.
- John Ferraz
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Multi-Function Wheel Loader Linkage Control with Optimized Power Ma...
- Publication number 20120055050
- Publication date Mar 8, 2012
- Caterpillar, Inc.
- Kalpesh Patel
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Hydraulic system having regeneration and supplemental flow
- Publication number 20100122528
- Publication date May 20, 2010
- Matthew J. Beschorner
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Machine control system having hydraulic warmup procedure
- Publication number 20100050621
- Publication date Mar 4, 2010
- Caterpillar Inc.
- Matthew J. Beschorner
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Electrically controlled hydraulic valve calibration method and system
- Publication number 20090277243
- Publication date Nov 12, 2009
- Caterpillar Inc.
- Jiao Zhang
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
PROCESS FOR ELECTRO-HYDRAULIC CIRCUITS AND SYSTEMS INVOLVING EXCAVA...
- Publication number 20090120083
- Publication date May 14, 2009
- Caterpillar Inc.
- Randy N. Peterson
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Multi-actuator pressure-based flow control system
- Publication number 20070119159
- Publication date May 31, 2007
- Aleksandar M. Egelja
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Hydraulic system having pressure compensated bypass
- Publication number 20070095059
- Publication date May 3, 2007
- Caterpillar Inc.
- Michael T. VerKuilen
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Independent metering valve control system and method
- Publication number 20070044465
- Publication date Mar 1, 2007
- Shin Caterpillar Mitsubishi Ltd.
- Jiao Zhang
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Linear motor having a magnetically biased neutral position
- Publication number 20060272494
- Publication date Dec 7, 2006
- Caterpillar Inc.
- Sabri Cetinkunt
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Hydraulic system having IMV ride control configuration
- Publication number 20060266027
- Publication date Nov 30, 2006
- Shin Caterpillar Mitsubishi Ltd.
- Pengfei Ma
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Application
Hydraulic system having a pressure compensator
- Publication number 20060243128
- Publication date Nov 2, 2006
- Caterpillar Inc.
- Pengfei Ma
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Electronically and hydraulically-actuated drain valve
- Publication number 20060065867
- Publication date Mar 30, 2006
- Caterpillar Inc.
- Mark P. Vonderwell
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Electro-hydraulic pump displacement control with proportional force...
- Publication number 20040099136
- Publication date May 27, 2004
- Aleksandar M. Egelja
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Implement pressure control for hydraulic circuit
- Publication number 20030121408
- Publication date Jul 3, 2003
- James D. Linerode
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Aleksandar M. Egelja

Person

Patents Grantslast 30 patents

Method and systems for controlling electrically-powered hydraulic c...

Hydraulic accumulator health monitoring and remaining life system

Split spool valve

Fluid systems for machines with integrated energy recovery circuit

System for estimating a sensor output

System for estimating a sensor output

Dynamic seal wear mitigation system

Hydraulic control system having over-pressure protection

Independent metering valve with flow limiter

Multi-function wheel loader linkage control with optimized power ma...

Machine control system having hydraulic warmup procedure

Electrically controlled hydraulic valve calibration method and system

Process for electro-hydraulic circuits and systems involving excava...

Hydraulic system having pressure compensated bypass

Multi-actuator pressure-based flow control system

Independent metering valve control system and method

Hydraulic system having a pressure compensator

Linear motor having a magnetically biased neutral position

Hydraulic system having IMV ride control configuration

Electronically and hydraulically-actuated drain value

Electro-hydraulic pump displacement control with proportional force...

Implement pressure control for hydraulic circuit

Method and system for selecting desired response of an electronic-c...

Patents Applicationslast 30 patents

METHOD AND SYSTEMS FOR CONTROLLING ELECTRICALLY-POWERED HYDRAULIC C...

Hydraulic Accumulator Health Monitoring And Remaining Life System

Split Spool Valve

FLUID SYSTEMS FOR MACHINES WITH INTEGRATED ENERGY RECOVERY CIRCUIT

SYSTEM FOR ESTIMATING A SENSOR OUTPUT

SYSTEM FOR ESTIMATING A SENSOR OUTPUT

APPARATUS AND METHOD FOR HYDRAULIC SYSTEMS

Method and Hydraulic Control System Having Swing Motor Energy Recovery

HYDRAULIC CONTROL SYSTEM HAVING OVER-PRESSURE PROTECTION

ADAPTIVE WORK CYCLE CONTROL SYSTEM

DYNAMIC SEAL WEAR MITIGATION SYSTEM

Independent Metering Valve with Flow Limiter

Multi-Function Wheel Loader Linkage Control with Optimized Power Ma...

Hydraulic system having regeneration and supplemental flow

Machine control system having hydraulic warmup procedure

Electrically controlled hydraulic valve calibration method and system

PROCESS FOR ELECTRO-HYDRAULIC CIRCUITS AND SYSTEMS INVOLVING EXCAVA...

Multi-actuator pressure-based flow control system

Hydraulic system having pressure compensated bypass

Independent metering valve control system and method

Linear motor having a magnetically biased neutral position

Hydraulic system having IMV ride control configuration

Hydraulic system having a pressure compensator

Electronically and hydraulically-actuated drain valve

Electro-hydraulic pump displacement control with proportional force...

Implement pressure control for hydraulic circuit