Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8489293 | Method and apparatus to control input speed profile during inertia speed phase for a hybrid powertrain system | Anthony H. Heap, Jy-Jen F. Sah | 2013-07-16 |
| 8469860 | Method and apparatus to remediate a clutch fault in a powertrain system | Ali K. Naqvi, Scott T. Weisgerber, Jonathan M. Bolenbaugh | 2013-06-25 |
| 8412397 | Clutch fill command based on clutch slip speed profile synchronization prediction | Jy-Jen F. Sah | 2013-04-02 |
| 8335623 | Method and apparatus for remediation of and recovery from a clutch slip event in a hybrid powertrain system | Anthony H. Heap, Jy-Jen F. Sah | 2012-12-18 |
| 8301338 | Speed constraint control procedure | Pinaki Gupta, Anthony H. Heap | 2012-10-30 |
| 8296027 | Method and apparatus to control off-going clutch torque during torque phase for a hybrid powertrain system | Anthony H. Heap, Jy-Jen F. Sah | 2012-10-23 |
| 8290681 | Method and apparatus to produce a smooth input speed profile in mode for a hybrid powertrain system | Anthony H. Heap, Jy-Jen F. Sah | 2012-10-16 |
| 8290673 | System and method of detecting a failed friction element | Syed Naqi, Ali K. Naqvi, Jy-Jen F. Sah, James R. Bartshe, Peter E. Wu | 2012-10-16 |
| 8282526 | Method and apparatus to create a pseudo torque phase during oncoming clutch engagement to prevent clutch slip for a hybrid powertrain system | Anthony H. Heap, Jy-Jen F. Sah | 2012-10-09 |
| 8285432 | Method and apparatus for developing a control architecture for coordinating shift execution and engine torque control | Anthony H. Heap, Jy-Jen F. Sah | 2012-10-09 |
| 8214093 | Method and apparatus to prioritize transmission output torque and input acceleration for a hybrid powertrain system | Anthony H. Heap, Jy-Jen F. Sah | 2012-07-03 |
| 8187145 | Method and apparatus for clutch torque control in mode and fixed gear for a hybrid powertrain system | Anthony H. Heap, Jy-Jen F. Sah | 2012-05-29 |
| 8182390 | Method for controlling neutral modes in a multi-mode hybrid transmission | Jy-Jen F. Sah | 2012-05-22 |
| 8170764 | Method and apparatus to reprofile input speed during speed during speed phase during constrained conditions for a hybrid powertrain system | Jy-Jen F. Sah | 2012-05-01 |
| 8155814 | Method of operating a vehicle utilizing regenerative braking | Goro Tamai, Thomas S. Miller, JR., Scott James Thompson, Jy-Jen F. Sah, Anthony H. Heap | 2012-04-10 |
| 8099219 | Method and apparatus for securing an operating range state mechanical transmission | Hanne Buur | 2012-01-17 |
| 8092339 | Method and apparatus to prioritize input acceleration and clutch synchronization performance in neutral for a hybrid powertrain system | Anthony H. Heap, Jy-Jen F. Sah, Kristin Day | 2012-01-10 |
| 8079933 | Method and apparatus to control engine torque to peak main pressure for a hybrid powertrain system | Anthony H. Heap, Jy-Jen F. Sah | 2011-12-20 |
| 8068948 | Method for controlling multiple EVT shifts in a multi-mode hybrid transmission | Jy-Jen F. Sah | 2011-11-29 |
| 8000866 | Engine control system for torque management in a hybrid powertrain system | Anthony H. Heap, Jy-Jen F. Sah | 2011-08-16 |
| 7497803 | Method and apparatus to control an electro-hydraulic transmission during shifting event | Jy-Jen F. Sah | 2009-03-03 |