Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9625519 | Drive failure protection | Yuan Xiao, Lixiang Wei | 2017-04-18 |
| 9553533 | DC pre charge circuit | Bruce W. Weiss, Jeremy J. Keegan, Lixiang Wei, Michael Loth, Rangarajan M. Tallam +1 more | 2017-01-24 |
| 9374021 | PWM output voltage measurement apparatus and method | Rangarajan M. Tallam, Brian P. Brown, Russel J. Kerkman | 2016-06-21 |
| 9351420 | Systems and methods for manufacturing industrial automation drives | Kevin G. Stachowiak, Kevin Baumann, Raymond G. Sladky, Gary R. Krenke, John C. Boetcher +6 more | 2016-05-24 |
| 9042146 | DC pre-charge circuit | Bruce W. Weiss, Jeremy J. Keegan, Lixiang Wei, Michael Loth, Rangarajan M. Tallam +1 more | 2015-05-26 |
| 8953296 | AC pre-charge circuit | Bruce W. Weiss, Jeremy J. Keegan, Lixiang Wei, Michael Loth, Rangarajan M. Tallam +1 more | 2015-02-10 |
| 8643383 | Drive failure protection | Yuan Xiao, Lixiang Wei | 2014-02-04 |
| 5502360 | Stator resistance detector for use in electric motor controllers | Russel J. Kerkman, Brian J. Seibel | 1996-03-26 |