Issued Patents All Time
Showing 25 most recent of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8897974 | Gear selector system | Richard E. Robinette, Mark A. Vernacchia, Jack P. Koski | 2014-11-25 |
| 8600605 | Distributed diagnostics architecture | Daniel P. Grenn, Marek L. Wilmanowicz, Aniket Kothari, Leonard G. Wozniak, Rick H. Schroeder +4 more | 2013-12-03 |
| 8393996 | Method and apparatus to detect a mode-gear mismatch during operation of an electro-mechanical transmission | Ryan D. Martini, Charles J. Van Horn, Andrew M. Zettel, Osama Almasri, Jy-Jen F. Sah | 2013-03-12 |
| 8357074 | Electro-mechanical transmission control system | Ryan D. Martini, Syed Naqi, Jy-Jen F. Sah, Osama Almasri, Hanne Buur +2 more | 2013-01-22 |
| 8348797 | Hydraulic clutch control system | Michael D. Foster, Jy-Jen F. Sah | 2013-01-08 |
| 8298116 | Method and apparatus to detect a mode-gear mismatch during steady state operation of an electro-mechanical transmission | Ryan D. Martini, Charles J. Van Horn, Andrew M. Zettel, Osama Almasri, Jy-Jen F. Sah | 2012-10-30 |
| 8290673 | System and method of detecting a failed friction element | Syed Naqi, Ali K. Naqvi, Lawrence A. Kaminsky, Jy-Jen F. Sah, James R. Bartshe | 2012-10-16 |
| 8281885 | Method and apparatus to monitor rotational speeds in an electro-mechanical transmission | Andrew M. Zettel, Charles J. Van Horn, Ryan D. Martini, Anthony H. Heap | 2012-10-09 |
| 8209098 | Method and apparatus for monitoring a transmission range selector in a hybrid powertrain transmission | Hanne Buur, Richard E. Robinette | 2012-06-26 |
| 8100803 | Hydraulic clutch control mechanism for a multi-mode hybrid transmission | Michael D. Foster, Jy-Jen F. Sah | 2012-01-24 |
| 8068966 | Method for monitoring an auxiliary pump for a hybrid powertrain | Ali K. Naqvi, Rebecca Trierweiler, Syed Naqi, Ryan D. Martini | 2011-11-29 |
| 8066615 | Method and apparatus to detect a mode-gear mismatch during operation of an electro-mechanical transmission | Ryan D. Martini, Charles J. Van Horn, Andrew M. Zettel, Sam Almasri, Jy-Jen F. Sah | 2011-11-29 |
| 8062170 | Thermal protection of an electric drive system | Stephen T. West, Wei D. Wang, Brian A. Welchko, Steven E. Schulz | 2011-11-22 |
| 8027771 | Method and apparatus to monitor an output speed sensor during operation of an electro-mechanical transmission | Ryan D. Martini, Charles J. Van Horn, Andrew M. Zettel, Rezaul Karim, Jeffrey R. Dec +1 more | 2011-09-27 |
| 8021257 | Hydraulic clutch control system | Michael D. Foster, Jy-Jen F. Sah | 2011-09-20 |
| 7878932 | Method and apparatus to monitor a valve adapted to control mode to gear transitions during operation of an electro-mechanical transmission | Ryan D. Martini, Charles J. Van Horn, Andrew M. Zettel, Thomas E. Mathews, Jy-Jen F. Sah +2 more | 2011-02-01 |
| 7869924 | Method and apparatus to monitor a flow management valve of an electro-mechanical transmission | Ryan D. Martini, Andrew M. Zettel, Charles J. Van Horn, Thomas E. Mathews, Kambiz Panahi | 2011-01-11 |
| 7867135 | Electro-mechanical transmission control system | Ryan D. Martini, Syed Naqi, Jy-Jen F. Sah, Osama Almasri, Hanne Buur +2 more | 2011-01-11 |
| 7848902 | Method and apparatus for monitoring a thermal management system of an electro-mechanical transmission | Andrew M. Zettel, Charles J. Van Horn, Ryan D. Martini, Wei D. Wang, Stephen T. West | 2010-12-07 |
| 7693638 | Commanded clutch diagnostic for hybrid vehicles | Mark H. Costin, Thyagarajan Sadasiwan | 2010-04-06 |
| 7670254 | Method and apparatus to monitor devices of a hydraulic circuit of an electro-mechanical transmission | Thyagarajan Sadasiwan, Ronald L. Shemet | 2010-03-02 |
| 7670252 | Method and apparatus for controlling an electro-mechanical transmission during a shift execution | Thyagarajan Sadasiwan, Anthony H. Heap | 2010-03-02 |
| 7648440 | Method and apparatus to control operation of an electro-mechanical transmission | John M. Williams, Thyag Sadasiwan | 2010-01-19 |
| 7568402 | Method and apparatus for fault-tolerant transmission gear selector lever position determination | Richard E. Robinette | 2009-08-04 |
| 7555374 | Method for monitoring a motor speed sensor | Charles J. Van Horn, Wei D. Wang, Syed Naqi | 2009-06-30 |