Issued Patents All Time
Showing 1–25 of 136 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12209515 | Dynamic cylinder deactivation life factor to modify cylinder deactivation strategy | Timothy R. Frazier, J. Steven Kolhouse, Steven John Small | 2025-01-28 |
| 11959432 | Exhaust valve failure diagnostics and management | Robert C. Wang, Shikui Kevin Chen | 2024-04-16 |
| 11933202 | Dynamic cylinder deactivation life factor to modify cylinder deactivation strategy | Timothy R. Frazier, J. Steven Kolhouse, Steven John Small | 2024-03-19 |
| 11821379 | Non-rotating cylinder pattern selection for equalizing cylinder usage in an internal combustion engine | Xin Yuan, Shikui Kevin Chen, Xi Luo, Robert C. Wang, Xiaoping Cai +1 more | 2023-11-21 |
| 11719175 | Motor torque smoothing on combustion engines by approximating a periodic waveform using sinusoids | Vijay Srinivasan | 2023-08-08 |
| 11685380 | Managing engine firing fraction changes during gear shifts | Xiaoping Cai, Andrew W. Phillips | 2023-06-27 |
| 11680505 | Separately determining firing density and pumping density during firing density transitions for a lean-burn internal combustion engine | Shikui Kevin Chen, Matthew A. Younkins | 2023-06-20 |
| 11624335 | Exhaust valve failure diagnostics and management | Robert C. Wang, Shikui Kevin Chen | 2023-04-11 |
| 11560135 | Motor torque smoothing for recharging events on combustion engines | Vijay Srinivasan | 2023-01-24 |
| 11549455 | Skip cylinder compression braking | Steven E. Carlson, Mark A. Wilcutts, Vijay Srinivasan | 2023-01-10 |
| 11492987 | Cylinder charge trapping strategies based on predictive number of skips and staggered implementation of valvetrain dependent operational strategies for internal combustion engines | Shikui Kevin Chen, Vijay Srinivasan, Elliott A. Ortiz-Soto, Matthew A. Younkins | 2022-11-08 |
| 11434839 | Use of machine learning for detecting cylinder intake and/or exhaust valve faults during operation of an internal combustion engine | Shikui Kevin Chen, Aditya MANDAL, Xiaoping Cai | 2022-09-06 |
| 11427177 | Pulsed electric machine control using tables | Paul Carvell | 2022-08-30 |
| 11421613 | Motor torque smoothing on combustion engines by approximating a periodic waveform using sinusoids | Vijay Srinivasan | 2022-08-23 |
| 11359562 | Noise, vibration and harshness reduction in a skip fire engine control system | Xin Yuan, John W. PARSELS, Mohammad R. Pirjaberi, Mark A. Wilcutts, Masaki Nagashima | 2022-06-14 |
| 11352966 | Deceleration cylinder cut-off | Steven E. Carlson, Xin Yuan, Siamak Hashemi, Vijay Srinivasan, Srihari Kalluri +3 more | 2022-06-07 |
| 11352967 | Cylinder charge trapping strategies based on predictive number of skips and staggered implementation of valvetrain dependent operational strategies for internal combustion engines | Shikui Kevin Chen, Vijay Srinivasan, Elliott A. Ortiz-Soto, Matthew A. Younkins | 2022-06-07 |
| 11300026 | Separately determining firing density and pumping density during firing density transitions for a lean-burn internal combustion engine | Shikui Kevin Chen, Matthew A. Younkins | 2022-04-12 |
| 11280276 | Firing fraction management in skip fire engine control | Mohammad R. Pirjaberi, Adya S. Tripathi | 2022-03-22 |
| 11261807 | Dynamic valve control in a skip fire controlled engine | Jerry F. FUSCHETTO, Matthew A. Younkins, Ihab S. Soliman, Mark A. Wilcutts, Steven E. Carlson | 2022-03-01 |
| 11260844 | Managing engine firing fraction changes | Andrew W. Phillips, Xiaoping Cai | 2022-03-01 |
| 11236690 | Engine cylinder output level modulation | Yongyan Cao, Elliott A. Ortiz-Soto | 2022-02-01 |
| 11208093 | Motor torque smoothing for recharging events on combustion engines | Vijay Srinivasan | 2021-12-28 |
| 11208964 | Engine torque smoothing | Mohammad R. Pirjaberi, Kian EISAZADEH-FAR, Steven E. Carlson | 2021-12-28 |
| 11143125 | Motor torque smoothing on combustion engines by approximating a periodic waveform using sinusoids | Vijay Srinivasan | 2021-10-12 |