Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8111037 | Method for battery state-of-health monitoring using battery voltage during vehicle starting | Xiaodong Zhang, Yilu Zhang, David W. Walters, Xidong Tang, Mutasim A. Salman | 2012-02-07 |
| 7761389 | Method for anomaly prediction of battery parasitic load | Swarup Medasani, Qin Jiang, Narayan Srinivasa, Yilu Zhang, Leandro G. Barajas | 2010-07-20 |
| 7743649 | Cranking capability estimation for a vehicular starting system | Mutasim A. Salman, Zhenhui Yao, David W. Walters | 2010-06-29 |
| 7741805 | Method and apparatus for managing power flow of an electric power storage device | Xiaodong Zhang, Mutasim A. Salman, David W. Walters, Xidong Tang | 2010-06-22 |
| 7545109 | Method and apparatus for monitoring an electrical energy storage device | Mutasim A. Salman, Xiaodong Zhang, David W. Walters, Xidong Tang | 2009-06-09 |
| 7290525 | Methods and apparatus for an engine speed controller using generator torque load | Chandra S. Namuduri, David W. Walters | 2007-11-06 |
| 7036484 | Idle speed control using alternator | David S. Mathews | 2006-05-02 |
| 7009365 | Systems and methods for control of vehicle electrical generator | Chandra S. Namuduri, Toufic M. Huazi, Kenneth J. Shoemaker, David W. Walters | 2006-03-07 |
| 6936995 | Battery voltage reduction | David W. Walters, Marvin E. Carpenter | 2005-08-30 |
| 6809501 | Method of improving fuel economy | Yaang Zhao, David W. Walters | 2004-10-26 |
| 6404163 | Method and system for regulating a charge voltage delivered to a battery | Michael F. Matouka, David W. Walters | 2002-06-11 |
| 5386472 | Active noise control system | Donald Pfaff | 1995-01-31 |
| 5359662 | Active noise control system | Yi-Cheng Yuan, Ke-Horng Chen, Sen M. Kuo | 1994-10-25 |
| 5231358 | Capacitive fuel composition sensor with slow oscillator and high speed switch | Carl David Wright, Stephen P. Sanders, Nick Johnson, Chun-Foong Cheah | 1993-07-27 |
| 5146505 | Method for actively attenuating engine generated noise | Donald Pfaff, Natalie A. Parks | 1992-09-08 |
| 5103184 | Capacitive fuel composition sensor with ground isolation | Stephen P. Sanders | 1992-04-07 |
| 5089783 | Capacitive fuel composition sensor with padding capacitor | Stephen P. Sanders | 1992-02-18 |