Nagashima; James M.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Nagashima; James M..The latest application filed is for "methods, systems and apparatus for controlling operation of two alternating current (ac) machines".

Company Profile

0.51.51

Nagashima; James M. - Cerritos CA US

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Capacitor with direct DC connection to substrate Grant 8,400,775 - Ward , et al. March 19, 2	2013-03-19
Method and system for creating a vibration in an automobile Grant 8,212,505 - Nagashima , et al. July 3, 2	2012-07-03
Methods, systems and apparatus for controlling operation of two alternating current (AC) machines Grant 8,193,747 - Gallegos-Lopez , et al. June 5, 2	2012-06-05
Power electronics devices with integrated control circuitry Grant 8,139,371 - Nelson , et al. March 20, 2	2012-03-20
Double-ended inverter drive system for a fuel cell vehicle and related operating method Grant 8,122,985 - Nagashima , et al. February 28, 2	2012-02-28
Methods, systems and apparatus for controlling operation of two alternating current (AC) machines Grant 8,115,430 - Gallegos-Lopez , et al. February 14, 2	2012-02-14
Double ended inverter system for a vehicle having two energy sources that exhibit different operating characteristics Grant 8,102,142 - Smith , et al. January 24, 2	2012-01-24
Charging energy sources with a rectifier using double-ended inverter system Grant 8,058,830 - John , et al. November 15, 2	2011-11-15
Compact terminal assembly for power converters Grant 8,053,920 - Ward , et al. November 8, 2	2011-11-08
Discontinuous pulse width modulation for double-ended inverter system Grant 8,054,032 - Chakrabarti , et al. November 8, 2	2011-11-08
Double ended inverter system with a cross-linked ultracapacitor network Grant 8,026,691 - Nagashima , et al. September 27, 2	2011-09-27
Double-ended inverter system with isolated neutral topology Grant 8,002,056 - Chakrabarti , et al. August 23, 2	2011-08-23
Series-coupled two-motor drive using double-ended inverter system Grant 7,990,098 - Perisic , et al. August 2, 2	2011-08-02
Power electronics devices with integrated gate drive circuitry Grant 7,973,433 - Nelson , et al. July 5, 2	2011-07-05
Double ended inverter system with an impedance source inverter subsystem Grant 7,956,569 - Welchko , et al. June 7, 2	2011-06-07
System for using a multi-phase motor with a double-ended inverter system Grant 7,956,563 - Perisic , et al. June 7, 2	2011-06-07
Efficient operating point for double-ended inverter system Grant 7,847,437 - Chakrabarti , et al. December 7, 2	2010-12-07
Methods, Systems And Apparatus For Controlling Operation Of Two Alternating Current (ac) Machines App 20100301786 - GALLEGOS-LOPEZ; GABRIEL ; et al.	2010-12-02
Methods, Systems And Apparatus For Controlling Operation Of Two Alternating Current (ac) Machines App 20100301787 - GALLEGOS-LOPEZ; GABRIEL ; et al.	2010-12-02
Current regulator and current control method and system for AC motors Grant 7,843,162 - Bae , et al. November 30, 2	2010-11-30
Method And System For Creating A Vibration In An Automobile App 20100134058 - NAGASHIMA; JAMES M. ; et al.	2010-06-03
Cooling systems and methods for integration electric motor-inverters Grant 7,723,874 - Woody , et al. May 25, 2	2010-05-25
Automotive System And Power Converter Assembly With A Braking Circuit App 20100090625 - NAGASHIMA; JAMES M. ; et al.	2010-04-15
Two-source inverter Grant 7,605,497 - Gallegos-Lopez , et al. October 20, 2	2009-10-20
Current Regulator And Current Control Method And System For Ac Motors App 20090230900 - BAE; BONHO ; et al.	2009-09-17
Hybrid motor boost system and methods Grant 7,579,792 - Nagashima , et al. August 25, 2	2009-08-25
Cooling Systems And Methods For Integrated Electric Motor-inverters App 20090206687 - WOODY; George R. ; et al.	2009-08-20
Method and apparatus for sensorless position control of a permanent magnet synchronous motor (PMSM) drive system Grant 7,525,269 - Patel , et al. April 28, 2	2009-04-28
High power permanent magnet alternator with improved controlled output Grant 7,521,905 - Welchko , et al. April 21, 2	2009-04-21
Compact Terminal Assembly For Power Converters App 20090034310 - WARD; Terence G. ; et al.	2009-02-05
Discontinuous Pulse Width Modulation For Double-ended Inverter System App 20090034303 - CHAKRABARTI; Sibaprasad ; et al.	2009-02-05
Double Ended Inverter System With An Impedance Source Inverter Subsystem App 20090034308 - WELCHKO; Brian A. ; et al.	2009-02-05
Double Ended Inverter System For A Vehicle Having Two Energy Sources That Exhibit Different Operating Characteristics App 20090033252 - Smith; Gregory S. ; et al.	2009-02-05
Electric Traction System For A Vehicle Having A Dual Winding Ac Traction Motor App 20090033253 - NAGASHIMA; James M. ; et al.	2009-02-05
Double-ended Inverter Drive System For A Fuel Cell Vehicle And Related Operating Method App 20090032319 - Nagashima; James M. ; et al.	2009-02-05
Double-ended Inverter System With Isolated Neutral Topology App 20090032316 - Chakrabarti; Sibaprasad ; et al.	2009-02-05
Power Electronics Devices With Integrated Control Circuitry App 20090033410 - NELSON; David F. ; et al.	2009-02-05
Series-coupled Two-motor Drive Using Double-ended Inverter System App 20090033251 - Perisic; Milun ; et al.	2009-02-05
Power Electronics Devices With Integrated Gate Drive Circuitry App 20090033301 - NELSON; David F. ; et al.	2009-02-05
Double Ended Inverter System With A Cross-linked Ultracapacitor Network App 20090033254 - NAGASHIMA; James M. ; et al.	2009-02-05
System For Using A Multi-phase Motor With A Double-ended Inverter System App 20090033274 - PERISIC; Milun ; et al.	2009-02-05
Efficient Operating Point For Double-ended Inverter System App 20090033156 - Chakrabarti; Sibaprasad ; et al.	2009-02-05
Charging Energy Sources With A Rectifier Using Double-ended Inverter System App 20090033255 - JOHN; George ; et al.	2009-02-05
Capacitor With Direct Dc Connection To Substrate App 20090009980 - Ward; Terence G. ; et al.	2009-01-08
Rotor magnet placement in interior permanent magnet machines Grant 7,474,029 - Rahman , et al. January 6, 2	2009-01-06
Two-source Inverter App 20080303349 - Gallegos-Lopez; Gabriel ; et al.	2008-12-11
Power module having self-contained cooling system Grant 7,450,378 - Nelson , et al. November 11, 2	2008-11-11
Inverter Topology For An Electric Motor App 20080258661 - Nagashima; James M. ; et al.	2008-10-23
Hybrid Motor Boost System And Methods App 20080258655 - Nagashima; James M. ; et al.	2008-10-23
Power Module Having Self-contained Cooling System App 20080101013 - Nelson; David F. ; et al.	2008-05-01
High Power Permanent Magnet Alternator With Improved Controlled Output App 20080074088 - Welchko; Brian ; et al.	2008-03-27
Vehicular Wheel Assembly App 20080061525 - Ward; Terence G. ; et al.	2008-03-13
Cooling and handling of reaction torque for an axial flux motor Grant 7,332,837 - Ward , et al. February 19, 2	2008-02-19
Method and system for controlling permanent magnet motor drive systems Grant 7,282,886 - Patel , et al. October 16, 2	2007-10-16
Gearless wheel motor drive system Grant 7,262,536 - Rahman , et al. August 28, 2	2007-08-28
Method and apparatus for sensorless position control of a permanent magnet synchronous motor (PMSM) drive system App 20070132415 - Patel; Nitinkumar R. ; et al.	2007-06-14
Cooling arrangements for integrated electric motor-inverters Grant 7,210,304 - Nagashima , et al. May 1, 2	2007-05-01
Doubled-ended inverter drive system topology for a hybrid vehicle Grant 7,199,535 - Welchko , et al. April 3, 2	2007-04-03
Unified power control method of double-ended inverter drive systems for hybrid vehicles Grant 7,154,237 - Welchko , et al. December 26, 2	2006-12-26
Integrated electric power take-off system Grant 7,100,717 - Stancu , et al. September 5, 2	2006-09-05
Auxiliary power generation in a motor transformer Grant 7,092,267 - Carlson , et al. August 15, 2	2006-08-15
Cooling arrangements for integrated electric motor-inverters App 20060174642 - Nagashima; James M. ; et al.	2006-08-10
Position-sensorless control of interior permanent magnet machines Grant 7,088,077 - Nagashima , et al. August 8, 2	2006-08-08
Unified power control method of double-ended inverter drive systems for hybrid vehicles App 20060164027 - Welchko; Brian ; et al.	2006-07-27
Double-ended inverter drive system topology for a hybrid vehicle App 20060164028 - Welchko; Brian ; et al.	2006-07-27
Method and system for improved thermal management of a voltage source inverter operating at low output frequency utilizing a zero vector modulation technique Grant 7,061,134 - Hiti , et al. June 13, 2	2006-06-13
Inverter for electric and hybrid powered vehicles and associated system and method Grant 7,057,371 - Welchko , et al. June 6, 2	2006-06-06
Position-sensorless control of interior permanent magnet machines App 20060097702 - Nagashima; James M. ; et al.	2006-05-11
Position sensor fault tolerant control for automotive propulsion system Grant 7,002,318 - Schulz , et al. February 21, 2	2006-02-21
Methods and apparatus for fault-tolerant control of electric machines Grant 6,989,641 - Schulz , et al. January 24, 2	2006-01-24
Method and system for managing processor execution time utilizing variable frequency switching Grant 6,979,968 - Nagashima , et al. December 27, 2	2005-12-27
Rotor magnet placement in interior permanent magnet machines App 20050275302 - Rahman, Khwaja M. ; et al.	2005-12-15
Inverter for electric and hybrid powered vehicles and associated system and method App 20050231152 - Welchko, Brian ; et al.	2005-10-20
Position sensorless control algorithm for AC machine Grant 6,924,617 - Schulz , et al. August 2, 2	2005-08-02
Position sensorless control algorithm for AC machine Grant 6,894,454 - Patel , et al. May 17, 2	2005-05-17
Method and system for managing processor execution time utilizing variable frequency switching App 20050073272 - Nagashima, James M. ; et al.	2005-04-07
Rotor resistance adaptation for indirect field oriented control of induction machine Grant 6,870,348 - Mijalkovic , et al. March 22, 2	2005-03-22
Auxiliary power generation in a motor transformer App 20050057948 - Carlson, Douglas S. ; et al.	2005-03-17
Axial flux motor mass reduction with improved cooling App 20050035678 - Ward, Terence G. ; et al.	2005-02-17
Cooling and handling of reaction torque for an axial flux motor App 20050035672 - Ward, Terence G. ; et al.	2005-02-17
Gearless wheel motor drive system App 20050035676 - Rahman, Khwaja M. ; et al.	2005-02-17
Rotor Resistance Adaptation For Indirect Field Oriented Control Of Induction Machine App 20050029983 - Mijalkovic, Milan S. ; et al.	2005-02-10
Method and system for improved thermal management of a voltage source inverter operating at low output frequency utilizing a zero vector modulation technique App 20050024902 - Hiti, Silva ; et al.	2005-02-03
Position sensorless control algorithm for AC machine App 20040257028 - Schulz, Steven E. ; et al.	2004-12-23
Utilizing zero-sequence switchings for reversible converters Grant 6,831,442 - Hsu , et al. December 14, 2	2004-12-14
Methods and apparatus for fault-tolerant control of electric machines App 20040239272 - Schulz, Steven E. ; et al.	2004-12-02
Wheel motor system Grant 6,768,932 - Claypole , et al. July 27, 2	2004-07-27
Integrated electric power take-off system App 20040084229 - Stancu, Constantin ; et al.	2004-05-06
Position sensorless control algorithm for AC machine App 20040070362 - Patel, Nitinkumar R. ; et al.	2004-04-15
Motor stator using corner scraps for additional electrical components Grant 6,707,222 - Hsu , et al. March 16, 2	2004-03-16
Utilizing zero-sequence switchings for reversible converters App 20040004852 - Hsu, John S. ; et al.	2004-01-08
Motor Stator Using Corner Scraps For Additional Electrical Components App 20040004410 - Hsu, John S. ; et al.	2004-01-08
Auxiliary power conversion by phase-controlled rectification Grant 6,617,820 - Carlson , et al. September 9, 2	2003-09-09
Wheel motor system App 20030159866 - Claypole, George M. ; et al.	2003-08-28
Electrical motor power management system Grant 6,608,396 - Downer , et al. August 19, 2	2003-08-19
Electrical Motor Power Management System App 20030107352 - Downer, Scott D. ; et al.	2003-06-12
Auxiliary power conversion by phase-controlled rectification App 20030048089 - Carlson, Douglas S. ; et al.	2003-03-13
Apparatus and method for controlling permanent magnet electric machines Grant 6,504,329 - Stancu , et al. January 7, 2	2003-01-07
Apparatus and method for controlling permanent magnet electric machines App 20020171387 - Stancu, Constantin C. ; et al.	2002-11-21
Integrated power electronics cooling housing Grant 6,404,628 - Nagashima , et al. June 11, 2	2002-06-11
Power electronics system with fully-integrated cooling Grant 6,313,991 - Nagashima , et al. November 6, 2	2001-11-06

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