Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12338757 | Integration of electric heater into aftertreatment catalyst thermal management | Dheeraj Bharadwaj Gosala | 2025-06-24 |
| 12305548 | Systems and methods for catalyst sensor diagnostics | Vivek Bithar | 2025-05-20 |
| 12175813 | Fault isolation using on-board diagnostic (OBD) capability data | Jeffrey Diwakar Abraham, Marcela Schmalz de Bernardi, Timothy J. Greis, Michael Haas, Gregory H. Henderson +7 more | 2024-12-24 |
| 11946423 | Recharging management for skipping cylinders | Louis J. SERRANO, Xiaoping Cai, Yongyan Cao, Vijay Srinivasan, Kevin Shikui Chen +1 more | 2024-04-02 |
| 11920533 | Systems and methods for coordination of skip-fire and aftertreatment heater operation to maintain exhaust gas temperature | Jennifer Kay Light-Holets, J. Steven Kolhouse, Christopher R. Nelson, Anant Puri, Xiaobo Song | 2024-03-05 |
| 11905904 | Systems and methods for ultra-low NOx cold start warmup control and fault diagnosis | Yongsoon Yoon | 2024-02-20 |
| 11905908 | Fuel system management during cylinder deactivation operation | Ross A. Phillips, Donald J. Benson, J. Steven Kolhouse | 2024-02-20 |
| 11898481 | Systems and methods for coordinated exhaust temperature control with electric heater and engine | — | 2024-02-13 |
| 11859569 | Systems and methods to minimize emissions spikes when reactivating or deactivating a combustion cylinder | J. Steven Kolhouse | 2024-01-02 |
| 11798325 | Fault isolation using on-board diagnostic (OBD) capability data | Jeffrey Diwakar Abraham, Marcela Schmalz de Bernardi, Timothy J. Greis, Michael Haas, Gregory H. Henderson +7 more | 2023-10-24 |
| 11754007 | Systems and methods for exhaust gas recirculation | Olumayokun Ogunbekun, Sriram S. Popuri, Scott Robert Bardakjy, Yongsoon Yoon | 2023-09-12 |
| 11619187 | Optimizing combustion recipes to improve engine performance and emissions for variable displacement engines | Louis J. SERRANO, Xiaoping Cai, Shikui Kevin Chen, Benjamin Wolk, Justin Lee | 2023-04-04 |
| 11578675 | Internal combustion engine cylinder air-fuel ratio imbalance detection and controls | Yongsoon Yoon | 2023-02-14 |
| 11512660 | Internal combustion engine misfire and air-fuel ratio imbalance detection and controls | Yongsoon Yoon | 2022-11-29 |
| 11499490 | Systems and methods to minimize emissions spikes when reactivating or deactivating a combustion cylinder | J. Steven Kolhouse | 2022-11-15 |
| 11459965 | Exhaust gas recirculation flow control for reducing emissions with variable displacement internal combustion engines | Vijay Srinivasan, Louis J. SERRANO, Xiaoping Cai, J. Steven Kolhouse, Adrian P. Dale | 2022-10-04 |
| 11428181 | Systems and methods for ultra-low NOx cold start warmup control and fault diagnosis | Yongsoon Yoon | 2022-08-30 |
| 11365662 | Systems and methods for coordinated exhaust temperature control with electric heater and engine | — | 2022-06-21 |
| 11326532 | Optimizing combustion recipes to improve engine performance and emissions for variable displacement engines | Louis J. SERRANO, Xiaoping Cai, Shikui Kevin Chen, Benjamin Wolk, Justin Lee | 2022-05-10 |
| 11255245 | Systems and methods for catalyst sensor diagnostics | Vivek Bithar | 2022-02-22 |
| 11131259 | Optimizing combustion recipes to improve engine performance and emissions for variable displacement engines | Louis J. SERRANO, Xiaoping Cai, Shikui Kevin Chen, Benjamin Wolk, Justin Lee | 2021-09-28 |
| 10914253 | Internal combustion engine cylinder air-fuel ratio imbalance detection and controls | Yongsoon Yoon | 2021-02-09 |
| 10539087 | Air-fuel ratio imbalance diagnostic using exhaust manifold pressure | Yongsoon Yoon | 2020-01-21 |
| 9606092 | NOx sensor diagnosis system and method | — | 2017-03-28 |
| 8915065 | Particulate filter regeneration | Michiel J. Van Nieuwstadt | 2014-12-23 |