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Richard A. Lukaszewski
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New Berlin, WI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Motor drive with silicon carbide MOSFET switches
Patent number
10,389,263
Issue date
Aug 20, 2019
Rockwell Automation Technologies, Inc.
Kevin Baumann
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Grant
Compact inductor
Patent number
10,217,555
Issue date
Feb 26, 2019
Rockwell Automation Technologies, Inc.
Xikai Sun
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Converter lifetime improvement method for doubly fed induction gene...
Patent number
9,998,030
Issue date
Jun 12, 2018
Rockwell Automation Technologies, Inc.
Lixiang Wei
G05 - CONTROLLING REGULATING
Information
Patent Grant
Motor drive with resonance detection and impedance computation
Patent number
9,960,723
Issue date
May 1, 2018
Rockwell Automation Technologies, Inc.
Shaofeng Zhang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor drive with silicon carbide MOSFET switches
Patent number
9,787,212
Issue date
Oct 10, 2017
Rockwell Automation Technologies, Inc.
Kevin Baumann
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
System for detection of a ground fault in a high resistance ground...
Patent number
9,612,269
Issue date
Apr 4, 2017
Rockwell Automation Technologies, Inc.
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Double fed induction generator (DFIG) converter and method for impr...
Patent number
9,590,547
Issue date
Mar 7, 2017
Rockwell Automation Technologies, Inc.
Haihui Lu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and apparatus for islanding detection for grid tie converters
Patent number
9,331,487
Issue date
May 3, 2016
Rockwell Automation Technologies, Inc.
Zhenhuan Yuan
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power converter and integrated DC choke therefor
Patent number
9,054,599
Issue date
Jun 9, 2015
Rockwell Automation Technologies, Inc.
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Adjustable speed drive lifetime improvement system
Patent number
9,048,755
Issue date
Jun 2, 2015
Rockwell Automation Technologies, Inc.
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Double fed induction generator (DFIG) converter and method for impr...
Patent number
9,041,234
Issue date
May 26, 2015
Rockwell Automation Technologies, Inc.
Haihui Lu
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Grant
Ground scheme identification method
Patent number
8,841,917
Issue date
Sep 23, 2014
Rockwell Automation Technologies, Inc.
Lixiang Wei
G01 - MEASURING TESTING
Information
Patent Grant
Converter lifetime improvement method for doubly fed induction gene...
Patent number
8,736,091
Issue date
May 27, 2014
Rockwell Automation Technologies, Inc.
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
System for detection of a ground fault in a high resistance ground...
Patent number
8,698,504
Issue date
Apr 15, 2014
Rockwell Automation Technologies, Inc.
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
CMV reduction under bus transient condition
Patent number
8,570,775
Issue date
Oct 29, 2013
Rockwell Automation Technologies, Inc.
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Double fed induction generator converter and method for suppressing...
Patent number
8,570,003
Issue date
Oct 29, 2013
Rockwell Automation Technologies, Inc.
Haihui Lu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
DC bus boost method and system for regenerative brake
Patent number
8,519,655
Issue date
Aug 27, 2013
Rockwell Automation Technologies, Inc.
Lixiang Wei
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Adjustable speed drive lifetime improvement method
Patent number
8,471,516
Issue date
Jun 25, 2013
Rockwell Automation Technologies, Inc.
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Wind power converter system with grid side reactive power control
Patent number
8,432,052
Issue date
Apr 30, 2013
Rockwell Automation Technologies, Inc.
Haihui Lu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electrical power quality test circuitry and method
Patent number
8,373,406
Issue date
Feb 12, 2013
Rockwell Automation Technologies, Inc.
Ahmed Mohamed Sayed Ahmed
G01 - MEASURING TESTING
Information
Patent Grant
DC bus boost method and system for regenerative brake
Patent number
8,188,693
Issue date
May 29, 2012
Rockwell Automation Technologies, Inc.
Lixiang Wei
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Power electronic module IGBT protection method and system
Patent number
8,148,929
Issue date
Apr 3, 2012
Rockwell Automation Technologies, Inc.
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Junction temperature prediction method and apparatus for use in a p...
Patent number
8,117,008
Issue date
Feb 14, 2012
Rockwell Automation Technologies, Inc.
Russel J. Kerkman
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Junction temperature prediction method and apparatus for use in a p...
Patent number
8,086,420
Issue date
Dec 27, 2011
Rockwell Automation Technologies, Inc.
Russel J. Kerkman
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Phase change cooled electrical resistor
Patent number
7,902,957
Issue date
Mar 8, 2011
Rockwell Automation Technologies, Inc.
Richard A. Lukaszewski
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Systems and methods for reducing AC drive common-mode currents
Patent number
7,881,081
Issue date
Feb 1, 2011
Rockwell Automation Technologies, Inc.
Rangarajan M. Tallam
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power electronic module pre-charge system and method
Patent number
7,830,036
Issue date
Nov 9, 2010
Rockwell Automation Technologies, Inc.
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
System and method for controlling input line harmonics in a motor d...
Patent number
7,728,544
Issue date
Jun 1, 2010
Rockwell Automation Technologies, Inc.
Wei Qian
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Compensator with filter for use with a three-phase drive powering a...
Patent number
7,602,622
Issue date
Oct 13, 2009
Rockwell Automation Technologies, Inc.
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and apparatus including multi-drive configurations for mediu...
Patent number
7,535,738
Issue date
May 19, 2009
Rockwell Automation Technologies, Inc.
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Patents Applications
last 30 patents
Information
Patent Application
MOTOR DRIVE WITH SILICON CARBIDE MOSFET SWITCHES
Publication number
20180026544
Publication date
Jan 25, 2018
Rockwell Automation Technologies, Inc.
Kevin Baumann
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MOTOR DRIVE WITH RESONANCE DETECTION AND IMPEDANCE COMPUTATION
Publication number
20170353138
Publication date
Dec 7, 2017
Rockwell Automation Technologies, Inc.
Shaofeng Zhang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
COMPACT INDUCTOR
Publication number
20170178782
Publication date
Jun 22, 2017
Rockwell Automation Technologies, Inc.
Xikai Sun
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MOTOR DRIVE WITH SILICON CARBIDE MOSFET SWITCHES
Publication number
20150318791
Publication date
Nov 5, 2015
Rockwell Automation Technologies, Inc.
Kevin Baumann
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
DOUBLE FED INDUCTION GENERATOR (DFIG) CONVERTER AND METHOD FOR IMPR...
Publication number
20150229257
Publication date
Aug 13, 2015
Rockwell Automation Technologies, Inc.
Haihui Lu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
GROUND SCHEME IDENTIFICATION METHOD
Publication number
20150009726
Publication date
Jan 8, 2015
Rockwell Automation Technologies, Inc.
Lixiang Wei
G01 - MEASURING TESTING
Information
Patent Application
METHOD AND APPARATUS FOR ISLANDING DETECTION FOR GRID TIE CONVERTERS
Publication number
20140265596
Publication date
Sep 18, 2014
Rockwell Automation Technologies, Inc.
Zhenhuan YUAN
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CONVERTER LIFETIME IMPROVEMENT METHOD FOR DOUBLY FED INDUCTION GENE...
Publication number
20140253055
Publication date
Sep 11, 2014
Rockwell Automation Technologies, Inc.
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SYSTEM FOR DETECTION OF A GROUND FAULT IN A HIGH RESISTANCE GROUND...
Publication number
20140225625
Publication date
Aug 14, 2014
Rockwell Automation Technologies, Inc.
Lixiang Wei
G01 - MEASURING TESTING
Information
Patent Application
ADJUSTABLE SPEED DRIVE LIFETIME IMPROVEMENT SYSTEM
Publication number
20130286702
Publication date
Oct 31, 2013
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
DOUBLE FED INDUCTION GENERATOR (DFIG) CONVERTER AND METHOD FOR IMPR...
Publication number
20130249501
Publication date
Sep 26, 2013
ROCKWELL AUTOMATION TECHNOLOGIES, INC.
Haihui Lu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
POWER CONVERTER AND INTEGRATED DC CHOKE THEREFOR
Publication number
20130242623
Publication date
Sep 19, 2013
ROCKWELL AUTOMATION TECHNOLOGIES, INC.
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
DOUBLE FED INDUCTION GENERATOR CONVERTER AND METHOD FOR SUPPRESSING...
Publication number
20120262129
Publication date
Oct 18, 2012
ROCKWELL AUTOMATION TECHNOLOGIES, INC.
Haihui Lu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
GROUND SCHEME IDENTIFICATION METHOD
Publication number
20120249038
Publication date
Oct 4, 2012
Rockwell Automation Technologies, Inc.
Lixiang Wei
G01 - MEASURING TESTING
Information
Patent Application
DC BUS BOOST METHOD AND SYSTEM FOR REGENERATIVE BRAKE
Publication number
20120235607
Publication date
Sep 20, 2012
Rockwell Automation Technologies, Inc.
Lixiang Wei
B60 - VEHICLES IN GENERAL
Information
Patent Application
CMV REDUCTION UNDER BUS TRANSIENT CONDITION
Publication number
20120212982
Publication date
Aug 23, 2012
ROCKWELL AUTOMATION TECHNOLOGIES, INC.
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SYSTEM FOR DETECTION OF A GROUND FAULT IN A HIGH RESISTANCE GROUND...
Publication number
20120086458
Publication date
Apr 12, 2012
Rockwell Automation Technologies, Inc.
Lixiang Wei
G01 - MEASURING TESTING
Information
Patent Application
CONVERTER LIFETIME IMPROVEMENT METHOD FOR DOUBLY FED INDUCTION GENE...
Publication number
20110309875
Publication date
Dec 22, 2011
Rockwell Automation Technologies, Inc.
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
WIND POWER CONVERTER SYSTEM WITH GRID SIDE REACTIVE POWER CONTROL
Publication number
20110295437
Publication date
Dec 1, 2011
Rockwell Automation Technologies, Inc.
Haihui Lu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
ADJUSTABLE SPEED DRIVE LIFETIME IMPROVEMENT METHOD
Publication number
20110286244
Publication date
Nov 24, 2011
Rockwell Automation Technologies, Inc.
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
DC BUS BOOST METHOD AND SYSTEM FOR REGENERATIVE BRAKE
Publication number
20110101897
Publication date
May 5, 2011
Rockwell Automation Technologies, Inc.
Lixiang Wei
B60 - VEHICLES IN GENERAL
Information
Patent Application
ELECTRICAL POWER QUALITY TEST CIRCUITRY AND METHOD
Publication number
20110025300
Publication date
Feb 3, 2011
Rockwell Automation Technologies, Inc.
Ahmed Mohamed Sayed Ahmed
G01 - MEASURING TESTING
Information
Patent Application
POWER ELECTRONIC MODULE PRE-CHARGE SYSTEM AND METHOD
Publication number
20100078998
Publication date
Apr 1, 2010
Rockwell Automation Technologies, Inc.
Lixiang Wei
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
POWER ELECTRONIC MODULE IGBT PROTECTION METHOD AND SYSTEM
Publication number
20100080024
Publication date
Apr 1, 2010
Rockwell Automation Technologies, Inc.
Lixiang Wei
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
System and Method for Controlling Input Line Harmonics in a Motor D...
Publication number
20080278109
Publication date
Nov 13, 2008
Wei Qian
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Phase change cooled electrical resistor
Publication number
20080266046
Publication date
Oct 30, 2008
Rockwell Automation Technologies, Inc.
Richard A. Lukaszewski
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Phase change cooled electrical bus structure
Publication number
20080266803
Publication date
Oct 30, 2008
Rockwell Automation Technologies, Inc.
Neil Golhardt
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
JUNCTION TEMPERATURE PREDICTION METHOD AND APPARATUS FOR USE IN A P...
Publication number
20080140350
Publication date
Jun 12, 2008
Russel J. Kerkman
G01 - MEASURING TESTING
Information
Patent Application
JUNCTION TEMPERATURE PREDICTION METHOD AND APPARATUS FOR USE IN A P...
Publication number
20080140351
Publication date
Jun 12, 2008
Russel J. Kerkman
G01 - MEASURING TESTING
Information
Patent Application
Method and apparatus including multi-drive configurations for mediu...
Publication number
20080049468
Publication date
Feb 28, 2008
Rockwell Automation Technologies, Inc.
Lixiang Wei
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER