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H02P5/685
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
H
ELECTRICITY
H02
Electric power
H02P
CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
H02P5/00
Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors
Current Industry
H02P5/685
electrically connected in series
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Patents Grants
last 30 patents
Information
Patent Grant
Motor current measurement apparatus and method
Patent number
11,757,345
Issue date
Sep 12, 2023
STMicroelectronics (Shenzhen) R&D Co. Ltd.
Dino Costanzo
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Motor control apparatus and motor driving system
Patent number
11,518,435
Issue date
Dec 6, 2022
Denso Corporation
Masaya Taki
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Grant
Cooling fan filtering
Patent number
10,141,884
Issue date
Nov 27, 2018
Dell Products L.P.
Kevin Locke
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control methods and systems for motors and generators operating in...
Patent number
10,090,786
Issue date
Oct 2, 2018
X Development LLC
Andrew David Goessling
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Grant
Cross-interlocked switch type DC electric machine having auxiliary...
Patent number
9,543,797
Issue date
Jan 10, 2017
Tai-Her Yang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control methods and systems for motors and generators operating in...
Patent number
9,294,016
Issue date
Mar 22, 2016
Google Inc.
Andrew David Goessling
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Grant
Control methods and systems for motors and generators operating in...
Patent number
9,294,017
Issue date
Mar 22, 2016
Google Inc.
Andrew David Goessling
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Grant
Cross-interlocked switch type DC electric machine having auxiliary...
Patent number
9,178,396
Issue date
Nov 3, 2015
Tai-Her Yang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Traction motor drive system for a locomotive
Patent number
9,118,178
Issue date
Aug 25, 2015
Progress Rail Services Corporation
John Franklin Kral
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Multi-port reconfigurable battery
Patent number
8,957,610
Issue date
Feb 17, 2015
Chong Uk Lee
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method and apparatus for controlling and enhancing tractive effort...
Patent number
8,850,990
Issue date
Oct 7, 2014
ZTR Control Systems
Aldo Liberatore
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Traction motor drive system for a locomotive
Patent number
8,823,293
Issue date
Sep 2, 2014
Progress Rail Services Corp.
John Franklin Kral
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method for controlling three single-phase motors and moving a platf...
Patent number
8,581,536
Issue date
Nov 12, 2013
Etel SA
Michel Mathia
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Dynamic braking circuit for a hybrid locomotive
Patent number
8,237,384
Issue date
Aug 7, 2012
Railpower, LLC
Andrew C. Tarnow
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Dual motor arrangement and control method
Patent number
7,248,005
Issue date
Jul 24, 2007
Siemens Canada Limited
John E. Makaran
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electric vehicle motor and control system with high efficiency rege...
Patent number
7,208,894
Issue date
Apr 24, 2007
John L. Earle
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Integrated circuit for controlling an information storage disk
Patent number
5,731,677
Issue date
Mar 24, 1998
Erwan Hemon
G11 - INFORMATION STORAGE
Information
Patent Grant
Optical disk drive circuit and optical disk drive device using the...
Patent number
5,534,758
Issue date
Jul 9, 1996
Rohm Co., Ltd.
Seiichi Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Differential speed control of electric motors
Patent number
5,408,164
Issue date
Apr 18, 1995
Eimco Mining Machinery (Proprietary) Ltd.
Ralph Oosthuizen
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Plural motor fan system with improved speed control
Patent number
4,988,930
Issue date
Jan 29, 1991
George C. Oberheide
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Current supply device for plural loads
Patent number
4,670,693
Issue date
Jun 2, 1987
Nippon Kogaku K.K.
Kazuyuki Kazami
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Series connected series motors for independent loads
Patent number
4,658,189
Issue date
Apr 14, 1987
Clark Equipment Company
George J. Trusock
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Four quadrant control of series motors
Patent number
4,639,647
Issue date
Jan 27, 1987
Bonne W. Posma
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Dual motor proportioning control
Patent number
4,500,818
Issue date
Feb 19, 1985
General Electric Company
Charles E. Konrad
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Drive device with two mutually counteracting motors for eliminating...
Patent number
4,458,182
Issue date
Jul 3, 1984
Contraves AG
Hans-Jorg Suter
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Device for feeding a wire electrode
Patent number
4,309,642
Issue date
Jan 5, 1982
ESAB Aktiebolag
Knut F. I. Boden
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electrical propulsion system and control arrangements therefor
Patent number
3,997,824
Issue date
Dec 14, 1976
General Electric Company
John A. Beverley
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
3884318
Patent number
3,884,318
Issue date
May 20, 1975
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
3799284
Patent number
3,799,284
Issue date
Mar 26, 1974
B60 - VEHICLES IN GENERAL
Information
Patent Grant
3771032
Patent number
3,771,032
Issue date
Nov 6, 1973
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
LOW-PROFILE DRIVE MECHANISM
Publication number
20230383815
Publication date
Nov 30, 2023
Herkules Equipment Corporation
Todd John Bacon
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MOTOR CURRENT MEASUREMENT APPARATUS AND METHOD
Publication number
20230216394
Publication date
Jul 6, 2023
STMicroelectronics (Shenzhen) R&D Co. Ltd.
Dino Costanzo
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MOTOR CONTROL METHOD AND SYSTEM
Publication number
20220200490
Publication date
Jun 23, 2022
SHENZHEN ZHAOWEI MACHINERY & ELECTRONICS CO., LTD.
Yidong CHEN
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
MOTOR CONTROL APPARATUS AND MOTOR DRIVING SYSTEM
Publication number
20190283800
Publication date
Sep 19, 2019
DENSO CORPORATION
Masaya TAKI
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Application
COOLING FAN FILTERING
Publication number
20180269821
Publication date
Sep 20, 2018
Dell Products L.P.
Kevin Locke
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CONTROL SYSTEM
Publication number
20180183362
Publication date
Jun 28, 2018
Up First Construction Systems Pty Ltd
Philip Edward JENNER
B66 - HOISTING LIFTING HAULING
Information
Patent Application
Control Methods and Systems for Motors and Generators Operating in...
Publication number
20160164439
Publication date
Jun 9, 2016
Google Inc.
Andrew David Goessling
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Control Methods and Systems for Motors and Generators Operating in...
Publication number
20150180380
Publication date
Jun 25, 2015
Google Inc.
Andrew David Goessling
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
TRACTION MOTOR DRIVE SYSTEM FOR A LOCOMOTIVE
Publication number
20140240874
Publication date
Aug 28, 2014
Progress Rail Services Corp.
John Franklin Kral
B60 - VEHICLES IN GENERAL
Information
Patent Application
Control Unit
Publication number
20140002002
Publication date
Jan 2, 2014
Radu Barza
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
Cross-Interlocked Switch Type DC Electric Machine Having Auxiliary...
Publication number
20130328456
Publication date
Dec 12, 2013
Tai-Her Yang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Cross-Interlocked Switch Type DC Electric Machine Having Auxiliary...
Publication number
20130328457
Publication date
Dec 12, 2013
Tai-Her Yang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
TRACTION MOTOR DRIVE SYSTEM FOR A LOCOMOTIVE
Publication number
20130152817
Publication date
Jun 20, 2013
Caterpillar Inc.
John Franklin KRAL
B60 - VEHICLES IN GENERAL
Information
Patent Application
MULTI-PORT RECONFIGURABLE BATTERY
Publication number
20120256568
Publication date
Oct 11, 2012
Chong Uk Lee
B60 - VEHICLES IN GENERAL
Information
Patent Application
Method and Apparatus for Controlling and Enhancing Tractive Effort...
Publication number
20120160125
Publication date
Jun 28, 2012
ZTR Control Systems
Aldo LIBERATORE
B60 - VEHICLES IN GENERAL
Information
Patent Application
Method for Controlling Three Single-Phase Motors and Moving a Platf...
Publication number
20110304294
Publication date
Dec 15, 2011
Michel Mathia
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
SYSTEM INCLUDING A PLURALITY OF MOTORS AND A DRIVE CIRCUIT THEREFOR
Publication number
20110241599
Publication date
Oct 6, 2011
DENSO CORPORATION
Masayuki Nashiki
B60 - VEHICLES IN GENERAL
Information
Patent Application
DYNAMIC BRAKING CIRCUIT FOR A HYBRID LOCOMOTIVE
Publication number
20090295315
Publication date
Dec 3, 2009
Andrew C. Tarnow
B60 - VEHICLES IN GENERAL
Information
Patent Application
Dual fan module system with three power options using two single th...
Publication number
20080100237
Publication date
May 1, 2008
Siemens VDO Automotive Canada Inc.
Attila Simofi-Ilyes
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SYSTEM AND METHOD TO PROVIDE POWER TO A MOTOR
Publication number
20070045658
Publication date
Mar 1, 2007
LEAR CORPORATION
Chadi Shaya
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Dual motor arrangement and control method
Publication number
20060175992
Publication date
Aug 10, 2006
Siemens VDO Automotive Inc.
John E. Makaran
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Series speed manipulation for dual fan module
Publication number
20060022620
Publication date
Feb 2, 2006
Siemens VDO Automotive Inc.
Alex Gubbels
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Controller for two DC traction motors
Publication number
20030090225
Publication date
May 15, 2003
Bonne W. Posma
B60 - VEHICLES IN GENERAL