JW

James E. Walters

Delphi Technologies: 18 patents #92 of 4,124Top 3%
AT Allison Transmission: 2 patents #110 of 196Top 60%
Overall (All Time): #208,687 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9897466 Rotor position sensor signal correction 2018-02-20
9618582 System and method of electric motor fault detection 2017-04-11
9463713 System and method for error correction in angular position sensors Ronald J. Krefta 2016-10-11
9260036 System and method for error correction in angular position sensors Ronald J. Krefta 2016-02-16
8120200 Fast response failure mode control methodology for a hybrid vehicle having an electric machine Gerald T. Fattic 2012-02-21
7832649 Method of making a plurality of protected devices in communication with a background device Mark I. Gardner, Dayton S. Whites, Dayton E. Whites 2010-11-16
7530261 Fourier-based misfire detection strategy 2009-05-12
7320308 Method of cylinder pressure sensor data/angle capture for low and high resolution Clinton W. Erickson, Karl A. Schten 2008-01-22
7242163 System and method for clamp current regulation in field-weakening operation of permanent magnet (PM) machines Gabriel Gallegos-Lopez, Fani S. Gunawan 2007-07-10
7026776 Current limiting strategy 2006-04-11
6876169 Method and controller for field weakening operation of AC machines Gabriel Gallegos-Lopez, Fani S. Gunawan 2005-04-05
6850033 System and method for clamp current regulation of induction machines Gabriel Gallegos-Lopez, Fani S. Gunawan 2005-02-01
6774592 Method and system for controlling a permanent magnet machine John Williams 2004-08-10
6741060 Method and system for controlling a permanent magnet machine during fault conditions Ronald J. Krefta, Fani S. Gunawan 2004-05-25
6639371 Method and system for controlling start of a permanent magnet machine Ronald J. Krefta 2003-10-28
6590361 Method and system for controlling an induction machine Fani S. Gunawan, Gerald T. Fattic 2003-07-08
6566830 Method and system for controlling a permanent magnet machine 2003-05-20
6565479 Apparatus and method for smoothing of vehicle drivelines Gerald T. Fattic, Michael S. Sullivan 2003-05-20
6456031 Rotor position estimation for switched reluctance machines Gabriel Gallegos-Lopez, Kaushik Rajashekara 2002-09-24
6407531 Method and system for controlling a synchronous machine over full operating range Fani S. Gunawan, Yanhong Xue 2002-06-18
6232739 High-resolution incremental position sensor with pulse switching strategy Ronald J. Krefta 2001-05-15