| Patent | Date |
|---|
Vernier machine with shaped permanent magnet groups
Grant 10,886,801 - Liu , et al. January 5, 2 | 2021-01-05 |
Induction Machine With Localized Voltage Unbalance Compensation
App 20200373871 - Lipo; Thomas A. ; et al. | 2020-11-26 |
Salient pole, wound field, synchronous machine with enhanced saliency
Grant 10,784,727 - Lipo , et al. Sept | 2020-09-22 |
Alternating flux barrier air gap in a spoke type machine
Grant 10,594,179 - Liu , et al. | 2020-03-17 |
High Temperature Superconducting Synchronous Machine With Rotating Armature
App 20190296629 - Lipo; Thomas A. | 2019-09-26 |
Vernier Machine With Shaped Permanent Magnet Groups
App 20190103776 - Liu; Wenbo ; et al. | 2019-04-04 |
Alternating Flux Barrier Air Gap In A Spoke Type Machine
App 20180331591 - Liu; Wenbo ; et al. | 2018-11-15 |
Interior permanent magnet machine with axially varying permanent magnet size
Grant 10,003,228 - Lipo , et al. June 19, 2 | 2018-06-19 |
Salient Pole, Wound Field, Synchronous Machine With Enhanced Saliency
App 20180159391 - Lipo; Thomas A. ; et al. | 2018-06-07 |
Double air gap, spoke type vernier machine
Grant 9,595,858 - Lipo , et al. March 14, 2 | 2017-03-14 |
Interior Permanent Magnet Machine With Axially Varying Permanent Magnet Size
App 20170063188 - Lipo; Thomas A. ; et al. | 2017-03-02 |
Unity power factor induction machine
Grant 9,379,657 - Lipo , et al. June 28, 2 | 2016-06-28 |
Unity Power Factor Induction Machine
App 20150171784 - Lipo; Thomas A. ; et al. | 2015-06-18 |
Double Air Gap, Spoke Type Vernier Machine
App 20150069875 - Lipo; Thomas A. ; et al. | 2015-03-12 |
Single power supply dual converter open-winding machine drive
Grant 8,648,562 - Lipo February 11, 2 | 2014-02-11 |
Brushless synchronous machine utilizing third harmonic excitation
Grant 8,450,963 - Lipo May 28, 2 | 2013-05-28 |
Brushless Synchronous Machine Utilizing Third Harmonic Excitation
App 20120086381 - Lipo; Thomas A. | 2012-04-12 |
Single Power Supply Dual Converter Open-winding Machine Drive
App 20120032622 - Lipo; Thomas A. | 2012-02-09 |
Field controlled axial flux permanent magnet electrical machine
Grant 7,608,965 - Aydin , et al. October 27, 2 | 2009-10-27 |
Field controlled axial flux permanent magnet electrical machine
App 20070046124 - Aydin; Metin ; et al. | 2007-03-01 |
Boost rectifier with half-power rated semiconductor devices
Grant 7,006,366 - Panda , et al. February 28, 2 | 2006-02-28 |
Dual bridge matrix converter
Grant 6,995,992 - Wei , et al. February 7, 2 | 2006-02-07 |
Boost Rectifier With Half-power Rated Semiconductor Devices
App 20050276082 - Panda, Debiprasad ; et al. | 2005-12-15 |
Dual-rotor, radial-flux, toroidally-wound, permanent-magnet machine
Grant 6,924,574 - Qu , et al. August 2, 2 | 2005-08-02 |
Dual bridge matrix converter
App 20050099829 - Wei, Lixiang ; et al. | 2005-05-12 |
Dual-rotor, radial-flux, toroidally-wound, permanent-magnet machine
App 20040239199 - Qu, Ronghai ; et al. | 2004-12-02 |
Multi-phase electric motor with third harmonic current injection
Grant 6,710,495 - Lipo , et al. March 23, 2 | 2004-03-23 |
Adjustable speed drive for single-phase induction motors
Grant 6,570,778 - Lipo , et al. May 27, 2 | 2003-05-27 |
Multi-phase electric motor with third harmonic current injection
App 20030085627 - Lipo, Thomas A. ; et al. | 2003-05-08 |
Adjustable speed drive for single-phase induction motors
App 20030043606 - Lipo, Thomas A. ; et al. | 2003-03-06 |
Dual stator winding induction machine drive
Grant 6,242,884 - Lipo , et al. June 5, 2 | 2001-06-05 |
DC bus voltage balancing and control in multilevel inverters
Grant 6,031,738 - Lipo , et al. February 29, 2 | 2000-02-29 |
Hybrid topology for multilevel power conversion
Grant 6,005,788 - Lipo , et al. December 21, 1 | 1999-12-21 |
Current stiff converters with resonant snubbers
Grant 5,949,664 - Bernet , et al. September 7, 1 | 1999-09-07 |
Method and apparatus for reducing common mode voltage in multi-phase power converters
Grant 5,852,558 - Julian , et al. December 22, 1 | 1998-12-22 |
Passively clamped quasi-resonant DC link converters
Grant 5,841,644 - Lipo , et al. November 24, 1 | 1998-11-24 |
Doubly salient permanent magnet machine with field weakening (or boosting) capability
Grant 5,825,113 - Lipo , et al. October 20, 1 | 1998-10-20 |
Doubly salient motor with stationary permanent magnets
Grant 5,825,112 - Lipo , et al. October 20, 1 | 1998-10-20 |
Inverter-fed motor drive with EMI suppression
Grant 5,661,390 - Lipo , et al. August 26, 1 | 1997-08-26 |
Conducted emission radiation suppression in inverter drives
Grant 5,646,498 - Lipo , et al. July 8, 1 | 1997-07-08 |
Air gap flux measurement using stator third harmonic voltage
Grant 5,510,689 - Lipo , et al. April 23, 1 | 1996-04-23 |
Variable reluctance drive system
Grant 5,459,385 - Lipo , et al. October 17, 1 | 1995-10-17 |
Field weakening for a doubly salient motor with stator permanent magnets
Grant 5,455,473 - Lipo , et al. October 3, 1 | 1995-10-03 |
Variable reluctance motor with full and short pitch windings
Grant 5,376,851 - Lipo , et al. December 27, 1 | 1994-12-27 |
Motor torque control method and apparatus
Grant 5,334,923 - Lorenz , et al. August 2, 1 | 1994-08-02 |
Variable reluctance motors with permanent magnet excitation
Grant 5,304,882 - Lipo , et al. April 19, 1 | 1994-04-19 |
Air gap flux measurement using stator third harmonic voltage and uses
Grant 5,272,429 - Lipo , et al. December 21, 1 | 1993-12-21 |
Variable speed machine with high power density
Grant 5,010,267 - Lipo , et al. April 23, 1 | 1991-04-23 |
Static power conversion apparatus using a high frequency series resonant DC link
Grant 4,942,511 - Lipo , et al. July 17, 1 | 1990-07-17 |
Method and apparatus for flux and torque sensing in electrical machines
Grant 4,724,373 - Lipo February 9, 1 | 1988-02-09 |
AC Machine optimized for converter operation
Grant 4,573,003 - Lipo February 25, 1 | 1986-02-25 |
Current source inverter bed induction motor drive
Grant 4,455,522 - Lipo June 19, 1 | 1984-06-19 |
Feedback control for reduction of cogging torque in controlled current AC motor drives
Grant 4,137,489 - Lipo January 30, 1 | 1979-01-30 |
Measurement of pulsating torque in a current source inverter motor drive
Grant 4,112,339 - Lipo September 5, 1 | 1978-09-05 |
Means for stabilizing an a-c electric motor drive system
Grant 4,088,934 - D'Atre , et al. May 9, 1 | 1978-05-09 |
Controlled current induction motor drive
Grant 4,019,105 - Cornell , et al. April 19, 1 | 1977-04-19 |
Regulating the torque of an induction motor
Grant 4,001,660 - Lipo January 4, 1 | 1977-01-04 |
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