Issued Patents All Time
Showing 26–50 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8695774 | Powertrain pressure control system | Chunhao J. Lee, Farzad Samie, Dongxu Li, Kumaraswamy V. Hebbale, Andrew L. Bartos +1 more | 2014-04-15 |
| 8620543 | System and method for estimating torque in a powertrain | Dongxu Li, Kumaraswamy V. Hebbale, Farzad Samie, Chunhao J. Lee | 2013-12-31 |
| 8494729 | Method to determine torque | Dongxu Li, Farzad Samie, Chunhao J. Lee, Kumaraswamy V. Hebbale | 2013-07-23 |
| 8494738 | Control of selectable one-way clutch in a transmission | Chunhao J. Lee, Farzad Samie | 2013-07-23 |
| 8463515 | Real time estimation algorithm for torque converter clutch feed forward pressure for ECCC control | Kumaraswamy V. Hebbale, Chunhao J. Lee, Xu Chen, Jeremy V. Horgan, Farzad Samie | 2013-06-11 |
| 8454466 | Hybrid powertrain system using selectable one-way clutches | Farzad Samie, Norman K. Bucknor, Chunhao J. Lee | 2013-06-04 |
| 8457847 | Method for detecting powertrain torque output | Dongxu Li, Kumaraswamy V. Hebbale, Chunhao I. Lee, Farzad Samie, Ming Cao | 2013-06-04 |
| 8409053 | Transmission with selectable one-way clutch and dual-piston clutch | Farzad Samie, Chunhao J. Lee, Kumaraswamy V. Hebbale, Robert K. Saley | 2013-04-02 |
| 8397890 | Latching clutch assembly and method of operating the same | — | 2013-03-19 |
| 8231492 | Torque transmitting device | Li Chen, Chengliang Yin, Jie Shu, Jian Yao, Chunhao J. Lee +2 more | 2012-07-31 |
| 8172058 | Latching clutch assembly and method of operating the same | Edwin T. Grochowski | 2012-05-08 |
| 8100802 | Torque converter control method and apparatus | Chunhao J. Lee, Farzad Samie | 2012-01-24 |
| 8090512 | System and method for controlling a clutch fill event | Ming Cao, Chunhao J. Lee | 2012-01-03 |
| 8029403 | Multi-speed transmission with selectable one-way braking clutch | Chunhao J. Lee, Farzad Samie | 2011-10-04 |
| 7749123 | Cycloid limited slip differential and method | Hsu-Chiang Miao | 2010-07-06 |
| 7349785 | Method of controlling clutch slip during gear shifts of an automatic transmission | Chunhao J. Lee, Kumaraswamy V. Hebbale, Farzad Samie, Richard W. Carlson | 2008-03-25 |
| 7222011 | Engine and driveline torque transfer device control | Anthony L. Smith, Patrick B. Usoro | 2007-05-22 |
| 6932735 | Six-speed planetary transmission mechanisms with two clutches and three brakes | Patrick B. Usoro, Madhusudan Raghavan | 2005-08-23 |
| 6832675 | Flat disk spring assembly for automatic transmissions | Anthony L. Smith, Andrew L. Bartos, Patrick B. Usoro | 2004-12-21 |
| 6780141 | Method and system for reducing tip-out oscillation effects in an automatic transmission | Anthony L. Smith | 2004-08-24 |
| 6780138 | Family of multi-speed planetary transmission mechanisms having three planetary gearsets, three clutches, and two brakes | Madhusudan Raghavan, Patrick B. Usoro | 2004-08-24 |
| 6776738 | Family of multi-speed transmissions with a stationary planetary member and input clutches | Madhusudan Raghavan, Patrick B. Usoro, Chunhao J. Lee, Norman K. Bucknor | 2004-08-17 |
| 6773371 | Family of multi-speed transmissions having interconnected planetary gearsets and input clutches | Chunhao J. Lee, Madhusudan Raghavan, Patrick B. Usoro | 2004-08-10 |
| 6746358 | Planetary transmissions with three interconnected gear sets and six selectable torque transmitting devices | Norman K. Bucknor, Madhusudan Raghavan, Patrick B. Usoro | 2004-06-08 |
| 6743147 | Family of multi-speed planetary transmissions having a clutched input and one stationary member | Patrick B. Usoro, Chunhao J. Lee, Norman K. Bucknor, Madhusudan Raghavan | 2004-06-01 |