Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11440532 | Method and system for controlling vehicle engine pull-down | Walter Joseph Ortmann, Ashish Kumar Naidu, Mrudula Uday Orpe | 2022-09-13 |
| 8132548 | Engine valve control system and method | James Douglas Ervin, Yan Wang | 2012-03-13 |
| 7980209 | Electromagnetic valve actuator and valve guide having reduced temperature sensitivity | Philip Koneda, Yan Wang, Neal James Corey | 2011-07-19 |
| 7748355 | Approach for facilitating engine mode transitions | Nate Trask, Donald J. Lewis | 2010-07-06 |
| 7530343 | Engine expansion braking with adjustable valve timing | Alex O'Connor Gibson, John Ottavio Michelini, Nate Trask, Ilya Kolmanovsky, Davor Hrovat | 2009-05-12 |
| 7415967 | Manifold pressure control for a variable event valvetrain | Nate Trask | 2008-08-26 |
| 7401606 | Multi-stroke cylinder operation in an internal combustion engine | Donald J. Lewis, John D. Russell, Nate Trask | 2008-07-22 |
| 7373923 | Variable event valvetrain operation during an engine start | Nate Trask | 2008-05-20 |
| 7320300 | Multi-stroke cylinder operation in an internal combustion engine | Donald J. Lewis, John D. Russell, Nate Trask | 2008-01-22 |
| 7320307 | Manifold pressure control for a variable event valvetrain | Nate Trask | 2008-01-22 |
| 7314026 | Electronic valve actuator having hydraulic displacement amplifier | Philip Koneda, James Douglas Ervin | 2008-01-01 |
| 7260467 | Cylinder deactivation method to minimize drivetrain torsional disturbances | Nate Trask | 2007-08-21 |
| 7204210 | Reducing power consumption and noise of electrically actuated valves | James Douglas Ervin | 2007-04-17 |
| 7204132 | Method for determining valve degradation | Dennis Craig Reed, Vince Winstead | 2007-04-17 |
| 7201140 | Increased engine braking with adjustable valve timing | Alex O'Connor Gibson, John Ottavio Michelini, Nate Trask | 2007-04-10 |
| 7194993 | Starting an engine with valves that may be deactivated | Donald J. Lewis, John D. Russell, Nate Trask | 2007-03-27 |
| 7165518 | Adjusting valve lash for an engine with electrically actuated valves | James Douglas Ervin, Donald J. Lewis | 2007-01-23 |
| 7104235 | Starting a camless engine from rest | Diana Brehob | 2006-09-12 |
| 6997433 | Electronic valve actuator having vibration cancellation | Philip Koneda, Michael W. Degner, James Douglas Ervin | 2006-02-14 |
| 6959689 | Engine expansion braking with adjustable valve timing | Alex O'Connor Gibson, John Ottavio Michelini, Nate Trask, Ilya Kolmanovsky, Davor Hrovat | 2005-11-01 |
| 6951198 | Increased engine braking with adjustable intake valve timing | Alex O'Connor Gibson, John Ottavio Michelini, Nate Trask | 2005-10-04 |
| 6896236 | Controlled leakage hydraulic damper | Yan Wang, Philip Koneda, Stephen John Agdorny | 2005-05-24 |
| 6845300 | Control methods for electromagnetic valve actuators | Mohammad Haghgooie, Yan Wang | 2005-01-18 |
| 6810841 | Electronic valve actuator control system and method | Katherine Peterson, Yan Wang | 2004-11-02 |
| 6681728 | Method for controlling an electromechanical actuator for a fuel air charge valve | Mohammad Haghgooie, Anna Stefanopoulou, Katherine Peterson | 2004-01-27 |