Issued Patents All Time
Showing 51–75 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE42200 | Fault handling of inverter driven PM motor drives | Brian A. Welchko, Jonathan B. Huse, Silva Hiti, Brendan M. Conlon, Constantin C. Stancu +2 more | 2011-03-08 |
| 7847461 | Multi-layer magnet arrangement in a permanent magnet machine for a motorized vehicle | Edward L. Kaiser, Matthew D. Laba | 2010-12-07 |
| 7847579 | Systems and methods to evaluate permanent magnet motors | Edward L. Kaiser, Matthew D. Laba | 2010-12-07 |
| 7730603 | Methods for forming a magnet in a rotor | Terence G. Ward | 2010-06-08 |
| 7667426 | On-line minimum copper loss control of interior permanent-magnet synchronous machine for automotive applications | Yu-Seok Jeong, Seung Ki Sul, Silva Hiti, Bon Ho Bae | 2010-02-23 |
| 7622877 | Method and system for controlling permanent magnet AC machines | Steven E. Schulz, Silva Hiti | 2009-11-24 |
| 7592765 | Method and system for controlling synchronous motor drive systems | Silva Hiti | 2009-09-22 |
| 7592766 | Gearless wheel motor drive system | Nitinkumar R. Patel, Silva Hiti | 2009-09-22 |
| 7474029 | Rotor magnet placement in interior permanent magnet machines | James M. Nagashima | 2009-01-06 |
| 7332837 | Cooling and handling of reaction torque for an axial flux motor | Terence G. Ward, James M. Nagashima, Fabio Crescimbini, Federico Caricchi, Giorgio Lucchi | 2008-02-19 |
| 7279862 | Fault handling of inverter driven PM motor drives | Brian A. Welchko, Jonathan B. Huse, Silva Hiti, Brendan M. Conlon, Constantin C. Stancu +2 more | 2007-10-09 |
| 7262536 | Gearless wheel motor drive system | Silva Hiti, Nitinkumar R. Patel, Terence G. Ward, James M. Nagashima, Fabio Crescimbini +1 more | 2007-08-28 |
| 7088077 | Position-sensorless control of interior permanent magnet machines | James M. Nagashima, Nitinkumar R. Patel, Steven E. Schulz, Terence G. Ward, Stanley K. Fujii | 2006-08-08 |
| 7061134 | Method and system for improved thermal management of a voltage source inverter operating at low output frequency utilizing a zero vector modulation technique | Silva Hiti, Constantin C. Stancu, Scott D. Downer, James M. Nagashima, Eric R. Ostrom | 2006-06-13 |
| 7057371 | Inverter for electric and hybrid powered vehicles and associated system and method | Brian A. Welchko, James M. Nagashima | 2006-06-06 |
| 7051421 | Method of fabricating a rotor | Francois Biais | 2006-05-30 |
| 6864646 | Multiple inverter system with low power bus ripples and method therefor | Silva Hiti, Scott D. Downer, Brian A. Welchko | 2005-03-08 |
| 6768932 | Wheel motor system | George M. Claypole, Bruce Edward Zemke, Cheuk Ng, Douglas Lee Wickham, Milos Stakich +3 more | 2004-07-27 |
| 6703746 | Interior permanent magnet rotor | Francois Biais | 2004-03-09 |
| 6684483 | Method of fabricating a rotor for an electric traction motor | Peter J. Savagian, Francois Biais, Constantin C. Stancu | 2004-02-03 |
| 6674205 | Auxiliary magnetizing winding for interior permanent magnet rotor magnetization | Francois Biais | 2004-01-06 |
| 6646407 | Electric motor control having DC-DC converter and method of using same | Steven E. Schulz | 2003-11-11 |
| 6617820 | Auxiliary power conversion by phase-controlled rectification | Douglas S. Carlson, Constantin C. Stancu, James M. Nagashima, Silva Hiti | 2003-09-09 |
| 6528964 | Method and system of reducing turn-off loss and noise in a switched reluctance motor drive | Steven E. Schulz | 2003-03-04 |
| 6359413 | Current control system for a switched reluctance motor | Steven E. Schulz | 2002-03-19 |