Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8562471 | Electric motor assembly with movable rotor segments to reduce back electromotive force | Alan G. Holmes, Mark A. Theobald | 2013-10-22 |
| 8542085 | High frequency rotary transformer for synchronous electrical machines | Constantin C. Stancu, Khwaja M. Rahman, Robert T. Dawsey, Erik Hatch | 2013-09-24 |
| 8487502 | Segmented stator core | Edward L. Kaiser, Peter Bostwick | 2013-07-16 |
| 8482237 | Motor temperature estimation based on thermal model | Daniel J. Berry, Pankaj Mithal, Paul F. Turnbull, Chia-Chou Yeh, Steven E. Schulz | 2013-07-09 |
| 8390240 | Absolute position sensor for field-oriented control of an induction motor | Constantin C. Stancu, Silva Hiti, Robert T. Dawsey, Erik Hatch, Matthew D. Laba | 2013-03-05 |
| 8358095 | Method and system for testing electric motors | Steven E. Schulz, Silva Hiti | 2013-01-22 |
| 8294323 | Conducting wire for electric machine | Rajeev Vyas | 2012-10-23 |
| 8269445 | Limp home operational mode for an electric vehicle | Nitinkumar R. Patel, Yo Chan Son, Rostam Dehmoobed Nasrabadi | 2012-09-18 |
| 8262524 | Hybrid powertrain | Eric M. Rask, Alan G. Holmes, Larry T. Nitz | 2012-09-11 |
| 8258671 | Methods and apparatus for a continuous wound laminate rotor flux path | Erik Hatch, Constantin C. Stancu | 2012-09-04 |
| 8174158 | Methods and apparatus for a permanent magnet machine with asymmetrical rotor magnets | Khwaja M. Rahman, Edward L. Kaiser | 2012-05-08 |
| 8043182 | Hybrid powertrain | Eric M. Rask, Alan G. Holmes, Larry T. Nitz | 2011-10-25 |
| 7980980 | Hybrid powertrain | Eric M. Rask, Alan G. Holmes, Larry T. Nitz | 2011-07-19 |
| 7969058 | Permanent magnet motor with stator having asymmetric slots for reducing torque ripple | Khwaja M. Rahman, Matthew D. Laba | 2011-06-28 |
| 7867124 | Output split electrically-variable transmission with electric propulsion using one or two motors | Brendan M. Conlon, Alan G. Holmes, Michael O. Harpster, Jr. | 2011-01-11 |
| 7748481 | Hybrid powertrain for homogeneous charge compression ignition engine operation | Alan G. Holmes, Mark A. Theobald, Eric M. Rask | 2010-07-06 |
| 7748482 | Accessory drive system for a hybrid vehicle | Alan G. Holmes, Tim M. Grewe | 2010-07-06 |
| 7579792 | Hybrid motor boost system and methods | James M. Nagashima, Brian A. Welchko | 2009-08-25 |
| 7450378 | Power module having self-contained cooling system | David F. Nelson, James M. Nagashima, Gregory S. Smith | 2008-11-11 |
| 7246673 | Hybrid powertrain with engine valve deactivation | Hamid Vahabzadeh | 2007-07-24 |
| 6684483 | Method of fabricating a rotor for an electric traction motor | Khwaja M. Rahman, Francois Biais, Constantin C. Stancu | 2004-02-03 |
| 5310387 | Differential motor drive | — | 1994-05-10 |
| 5001605 | Multilayer printed wiring board with single layer vias | Thomas E. Fitzhugh | 1991-03-19 |