Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7710081 | Electromechanical energy conversion systems | Raed H. Ahmad, Zhiguo Pan | 2010-05-04 |
| 7573144 | Reconfigurable power system using multiple phase-set electric machines | Raed H. Ahmad, Zhiguo Pan | 2009-08-11 |
| 7208854 | Rotor cooling system for synchronous machines with conductive sleeve | Jeffrey Hoobler | 2007-04-24 |
| 7075399 | Liquid-cooled inductive devices with interspersed winding layers and directed coolant flow | Timothy R. Cejka, Robert Scott Downing, Joshua J. Krecklow, Steven C. Paul | 2006-07-11 |
| 6967461 | North-south pole determination for carrier injection sensorless position sensing systems | Albert L. Markunas, John F. Defenbaugh, Michael C. Harke, Charles J. Romenesko | 2005-11-22 |
| 6934666 | Method for optimizing strategy for electric machines | John L. Oldenkamp, Liping Wang, Krishnakumar Badhrinath, Ravindra Venkata Tappeta, Patrick Lee Jansen | 2005-08-23 |
| 6777847 | Rotor core utilizing laminations having slots with dual direction skew portions | Charles Michael Stephens, Gerald Burt Kliman | 2004-08-17 |
| 6504337 | Motor modeling using harmonic ampere-turn saturation method | Patrick Lee Jansen, Charles Michael STEVENS | 2003-01-07 |
| 6388356 | Methods and apparatus for controlling electromagnetic flux in dynamoelectric machines | — | 2002-05-14 |
| 6324494 | Method and system for modeling stator winding end-turn leakage reactance of an electric motor | — | 2001-11-27 |
| 6223417 | Method for forming motor with rotor and stator core paired interlocks | James J. Holich, Harold C. Kingrey, Michael Cook, Peter J. Klug, Robert Sirois +1 more | 2001-05-01 |
| 6088905 | Method for manufacturing a dynamoelectric machine | John H. Boyd, Jr. | 2000-07-18 |
| 6018207 | Paired interlocks for flexible indexing of rotated stator cores | Robert Sirois, James J. Holich | 2000-01-25 |
| 6002191 | Paired interlocks for stacking of non-rotated lamination cores | — | 1999-12-14 |
| 5990588 | Induction motor driven seal-less pump | Gerald Burt Kliman, Paul A. Siemers | 1999-11-23 |
| 5911453 | Dynamoelectric machine and method for manufacturing same | John H. Boyd, Jr. | 1999-06-15 |
| 5894182 | Motor with rotor and stator core paired interlocks | James J. Holich, Harold C. Kingrey, Michael Cook, Peter J. Klug, Robert Sirois +1 more | 1999-04-13 |
| 5852338 | Dynamoelectric machine and method for manufacturing same | John H. Boyd, Jr., Allen W. Scott, Merle L. Kemp | 1998-12-22 |
| 5668429 | Dynamoelectric machine and method for manufacturing same | John H. Boyd, Jr. | 1997-09-16 |
| 5640064 | Dynamoelectric machine and method for manufacturing same | John H. Boyd, Jr. | 1997-06-17 |