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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for communication in a motor drive application
Patent number
10,938,967
Issue date
Mar 2, 2021
Rockwell Automation Technologies, Inc.
Dayin Xu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method and apparatus for online condition monitoring of variable sp...
Patent number
10,746,590
Issue date
Aug 18, 2020
Rockwell Automation Technologies, Inc.
Linglai Li
G01 - MEASURING TESTING
Information
Patent Grant
Board mounted microelectromechanic system (MEMS) sensors for motor...
Patent number
10,717,643
Issue date
Jul 21, 2020
Rockwell Automation Technologies, Inc.
Kristin N. Yee
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Grant
Method and apparatus for communication in a motor drive application
Patent number
10,375,216
Issue date
Aug 6, 2019
Rockwell Automation Technologies, Inc.
Dayin Xu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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
Parameter estimation system and method for an induction motor
Patent number
9,880,223
Issue date
Jan 30, 2018
Rockwell Automation Technologies, Inc.
David M. Messersmith
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
System and method for detection of motor vibration
Patent number
9,673,685
Issue date
Jun 6, 2017
Rockwell Automation Technologies, Inc.
Mark Cooper
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
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
Parameter estimation system and method for an induction motor
Patent number
8,742,767
Issue date
Jun 3, 2014
Rockwell Automation Technologies, Inc.
David M. Messersmith
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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
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
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
Patents Applications
last 30 patents
Information
Patent Application
Method and Apparatus for Communication in a Motor Drive Application
Publication number
20190349456
Publication date
Nov 14, 2019
Rockwell Automation Technologies, Inc.
Dayin Xu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Method and Apparatus for Online Condition Monitoring of Variable Sp...
Publication number
20190101436
Publication date
Apr 4, 2019
Rockwell Automation Technologies, Inc.
Linglai Li
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Method and Apparatus for Communication in a Motor Drive Application
Publication number
20190104205
Publication date
Apr 4, 2019
Rockwell Automation Technologies, Inc.
Dayin Xu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
BOARD MOUNTED MICROELECTROMECHANIC SYSTEM (MEMS) SENSORS FOR MOTOR...
Publication number
20190092621
Publication date
Mar 28, 2019
Rockwell Automation Technologies, Inc.
Kristin N. Yee
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
System and Method for Detection of Motor Vibration
Publication number
20150288257
Publication date
Oct 8, 2015
Rockwell Automation Technologies, Inc.
Mark Cooper
G01 - MEASURING TESTING
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
PARAMETER ESTIMATION SYSTEM AND METHOD FOR AN INDUCTION MOTOR
Publication number
20140285230
Publication date
Sep 25, 2014
David M. Messersmith
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
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
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
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
PARAMETER ESTIMATION SYSTEM AND METHOD FOR AN INDUCTION MOTOR
Publication number
20110102012
Publication date
May 5, 2011
Rockwell Automation Technologies, Inc.
David M. Messersmith
G01 - MEASURING TESTING