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Sayeed Ahmed
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Canton, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Tri-level inverter
Patent number
7,505,294
Issue date
Mar 17, 2009
Continental Automotive Systems US, Inc.
Sayeed Ahmed
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
System and method of commonly controlling power converters
Patent number
7,456,602
Issue date
Nov 25, 2008
Continental Automotive Systems US, Inc.
Richard J. Hampo
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Power converter architecture employing at least one capacitor acros...
Patent number
7,443,692
Issue date
Oct 28, 2008
Continental Automotive Systems US, Inc.
Ajay V. Patwardhan
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Architecture for power modules such as power inverters
Patent number
7,301,755
Issue date
Nov 27, 2007
Siemens VDO Automotive Corporation
Pablo Rodriguez
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Architecture for power modules such as power inverters
Patent number
7,292,451
Issue date
Nov 6, 2007
Siemens VDO Automotive Corporation
Pablo Rodriguez
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Architecture for power modules such as power inverters
Patent number
7,289,343
Issue date
Oct 30, 2007
Siemens VDO Automotive Corporation
Pablo Rodriguez
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Integration of planar transformer and/or planar inductor with power...
Patent number
7,289,329
Issue date
Oct 30, 2007
Siemens VDO Automotive Corporation
Kanghua Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Leadframe-based module DC bus design to reduce module inductance
Patent number
7,193,860
Issue date
Mar 20, 2007
Ballard Power Systems Corporation
Scott Parkhill
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Leadframe-based module DC bus design to reduce module inductance
Patent number
7,187,558
Issue date
Mar 6, 2007
Ballard Power Systems Corporation
Scott T. Parkhill
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Power converter
Patent number
7,180,763
Issue date
Feb 20, 2007
Ballard Power Systems Corporation
Ajay V. Patwardhan
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Architecture for power modules such as power inverters
Patent number
7,046,535
Issue date
May 16, 2006
Ballard Power Systems Corporation
Pablo Rodriguez
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Leadframe-based module DC bus design to reduce module inductance
Patent number
7,012,810
Issue date
Mar 14, 2006
Ballard Power Systems Corporation
Scott Parkhill
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Dual power module power system architecture
Patent number
6,987,670
Issue date
Jan 17, 2006
Ballard Power Systems Corporation
Sayeed Ahmed
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Assembly and method for direct cooling of motor end-winding
Patent number
6,914,354
Issue date
Jul 5, 2005
Ballard Power Systems Corporation
David Seniawski
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Power module with voltage overshoot limiting
Patent number
6,906,404
Issue date
Jun 14, 2005
Ballard Power Systems Corporation
Douglas K. Maly
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Substrate-level DC bus design to reduce module inductance
Patent number
6,845,017
Issue date
Jan 18, 2005
Ballard Power Systems Corporation
Sayeed Ahmed
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Press (non-soldered) contacts for high current electrical connectio...
Patent number
6,793,502
Issue date
Sep 21, 2004
Ballard Power Systems Corporation
Scott Parkhill
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Jet impingement cooling of electric motor end-windings
Patent number
6,639,334
Issue date
Oct 28, 2003
Ballard Power Systems Corporation
Kanghua Chen
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
EMI reduction in power modules through the use of integrated capaci...
Patent number
6,636,429
Issue date
Oct 21, 2003
Ballard Power Systems Corporation
Douglas Maly
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
LEADFRAME-BASED MODULE DC BUS DESIGN TO REDUCE MODULE INDUCTANCE
Publication number
20070193763
Publication date
Aug 23, 2007
Scott Parkhill
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
System and method of commonly controlling power converters
Publication number
20070114954
Publication date
May 24, 2007
Richard J. Hampo
B60 - VEHICLES IN GENERAL
Information
Patent Application
Tri-level inverter
Publication number
20060274561
Publication date
Dec 7, 2006
Ballard Power Systems Corporation
Sayeed Ahmed
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Power system method and apparatus
Publication number
20060152085
Publication date
Jul 13, 2006
Fred Flett
B60 - VEHICLES IN GENERAL
Information
Patent Application
Leadframe-based module DC bus design to reduce module inductance
Publication number
20060082983
Publication date
Apr 20, 2006
Scott Parkhill
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Power converter
Publication number
20060062023
Publication date
Mar 23, 2006
Ajay V. Patwardhan
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Leadframe-based module DC bus design to reduce module inductance
Publication number
20060028806
Publication date
Feb 9, 2006
Scott Parkhill
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Architecture for power modules such as power inverters
Publication number
20060007721
Publication date
Jan 12, 2006
Pablo Rodriguez
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Integration of planar transformer and/or planar inductor with power...
Publication number
20050270745
Publication date
Dec 8, 2005
Kanghua Chen
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Architecture for power modules such as power inverters
Publication number
20050162875
Publication date
Jul 28, 2005
Pablo Rodriguez
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Architecture for power modules such as power inverters
Publication number
20050152100
Publication date
Jul 14, 2005
Pablo Rodriguez
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Architecture for power modules such as power inverters
Publication number
20050152101
Publication date
Jul 14, 2005
Pablo Rodriguez
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Power module with heat exchange
Publication number
20050128706
Publication date
Jun 16, 2005
Ballard Power Systems Corporation
Douglas K. Maly
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Dual power module power system architecture
Publication number
20040228094
Publication date
Nov 18, 2004
Ballard Power Systems Corporation
Sayeed Ahmed
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Power converter architecture employing at least one capacitor acros...
Publication number
20040230847
Publication date
Nov 18, 2004
Ballard Power Systems Corporation
Ajay V. Patwardhan
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Power module with voltage overshoot limiting
Publication number
20040227231
Publication date
Nov 18, 2004
Ballard Power Systems Corporation
Douglas K. Maly
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Assembly and method for direct cooling of motor end-winding
Publication number
20030173840
Publication date
Sep 18, 2003
Ballard Power Systems Corporation
David Seniawski
B60 - VEHICLES IN GENERAL
Information
Patent Application
Jet impingement cooling of electric motor end-windings
Publication number
20030102728
Publication date
Jun 5, 2003
Kanghua Chen
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Leadframe-based module DC bus design to reduce module inductance
Publication number
20020167828
Publication date
Nov 14, 2002
Ballard Power Systems Corporation
Scott Parkhill
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
EMI reduction in power modules through the use of integrated capaci...
Publication number
20020126465
Publication date
Sep 12, 2002
Douglas Maly
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Substrate-level DC bus design to reduce module inductance
Publication number
20020118560
Publication date
Aug 29, 2002
Sayeed Ahmed
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Press (non-soldered) contacts for high current electrical connectio...
Publication number
20020111050
Publication date
Aug 15, 2002
Scott Parkhill
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Leadframe-based module DC bus design to reduce module inductance
Publication number
20020034088
Publication date
Mar 21, 2002
Scott Parkhill
H01 - BASIC ELECTRIC ELEMENTS