Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10632989 | System and method for operating a vehicle powertrain | Kevin Ray Ruybal, Jason Meyer, Jeffrey Allen Doering | 2020-04-28 |
| 10336315 | Torque modulation in a hybrid vehicle downshift during regenerative braking | Barney D. Nefcy, Francis Thomas Connolly, Dan Colvin, Marvin Paul Kraska, Dale Scott Crombez +1 more | 2019-07-02 |
| 9493148 | Torque modulation in a hybrid vehicle downshift during regenerative braking | Barney D. Nefcy, Francis Thomas Connolly, Dan Colvin, Marvin Paul Kraska, Dale Scott Crombez +1 more | 2016-11-15 |
| 9108501 | Multi-mode powersplit powertrain for electric vehicle | Brandon R. Masterson | 2015-08-18 |
| 8849518 | Method and system for automatic wheel positioning | Barney D. Nefcy, Marvin Paul Kraska, Brian ‘Ninja’ Soo, Dan Colvin, David Paul Tourner | 2014-09-30 |
| 8740739 | Reconfigurable powersplit powertrain for an electric vehicle | Douglas Raymond Martin, Ming Lang Kuang | 2014-06-03 |
| 8384237 | Low voltage bus stability | Barney D. Nefcy, Marvin Paul Kraska, Mark J. Ferrel | 2013-02-26 |
| 8308182 | Trailer connection assist system | Marvin Paul Kraska, Dan Colvin, Brandon R. Masterson | 2012-11-13 |
| 7682285 | Converterless transmission shift control system | Marvin Paul Kraska | 2010-03-23 |
| 7676313 | Target speed control strategy for power-off shifts in a hybrid electric vehicle | Andrew J. Silveri | 2010-03-09 |
| 7608011 | Hydrogen fuelled hybrid powertrain and vehicle | Tony Grabowski, Arun Kumar Jaura, Robert Jay Natkin, Steve Szwabowski, Edward Chan-Jiun Jih +5 more | 2009-10-27 |
| 7350602 | System and method for engine start detection for hybrid vehicles | Dan Colvin, Marvin Paul Kraska, Kathleen Bailey, Mark Steven Yamazaki, Brandon R. Masterson | 2008-04-01 |
| 7331899 | Hybrid vehicle powertrain with a multiple-ratio power transmission mechanism | Dan Colvin, Bob Fozo, Michael Encelewski, Marvin Paul Kraska | 2008-02-19 |
| 7326149 | Converterless transmission shift control system | Marvin Paul Kraska | 2008-02-05 |
| 7261671 | Hybrid vehicle powertrain with a multiple-ratio power transmission mechanism | Dan Colvin, Bob Fozo, Michael Encelewski, Marvin Paul Kraska | 2007-08-28 |
| 7240751 | Dual rotor motor for a hybrid vehicle transmission | Graham Hoare | 2007-07-10 |
| 7223201 | Control of power-on downshifts in a multiple-ratio powertrain for a hybrid vehicle | Dan Colvin, Michael Encelewski | 2007-05-29 |
| 6974402 | Launch control of hybrid electric vehicle having a torque converterless driveline | Dan Colvin, Marvin Paul Kraska, Michael Encelewski | 2005-12-13 |