Issued Patents All Time
Showing 25 most recent of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11454163 | Turbocharger system with turbine bypass circuit to reduce emissions during engine cold start | Keith Michael Plagens, Bradley Alan Boyer, Gregory Patrick McConville, Xiaogang Zhang, Thomas Polley | 2022-09-27 |
| 11143207 | Axial thrust loading mitigation in a turbocharger | Harold Huimin Sun, Leon Hu, Dave R. Hanna, Jianwen James Yi | 2021-10-12 |
| 10975789 | Systems and methods for expediting engine warming | Jason Brian Martz, Eric Matthew Kurtz, David R. Hanna, Daniel Joseph Styles | 2021-04-13 |
| 10641191 | Methods and systems for boost and EGR control | Tao Zeng, Satheesh Makkapati, Brad Alan Boyer, Joseph Norman Ulrey, David R. Hanna +1 more | 2020-05-05 |
| 10578048 | Wide range active compressor for HP-EGR engine systems | Daniel Joseph Styles, David R. Hanna | 2020-03-03 |
| 10519799 | Systems and methods for a variable geometry turbine nozzle | Harold Huimin Sun, Ben Zhao, Leon Hu, Jianwen James Yi, Jizhong Zhang | 2019-12-31 |
| 10487722 | Compressor housing | Liangjun Hu, David Curtis Ives, Jianwen James Yi | 2019-11-26 |
| 10415599 | Axial thrust loading mitigation in a turbocharger | Harold Huimin Sun, Leon Hu, Dave R. Hanna, Jianwen James Yi | 2019-09-17 |
| 10145320 | Methods and systems for boost and EGR control | Tao Zeng, Satheesh Makkapati, Brad Alan Boyer, Joseph Norman Ulrey, David R. Hanna +1 more | 2018-12-04 |
| 9890700 | Systems and methods for a variable geometry turbine nozzle | Harold Huimin Sun, Ben Zhao, Leon Hu, Jianwen James Yi, Jizhong Zhang | 2018-02-13 |
| 9879620 | Vacuum control via a compressor bypass valve in a twin-compressor engine system | Satheesh Makkapati, Dushyant Karthikeyan, Julia Helen Buckland | 2018-01-30 |
| 9702307 | Method for controlling fuel pressure for a LPG engine | Chris Paul Glugla, Gopichandra Surnilla, John Hedges, Mark Allen Dearth | 2017-07-11 |
| 9453481 | System and method for operating an engine | Gopichandra Surnilla, Daniel Joseph Styles, Satheesh Makkapati | 2016-09-27 |
| 9399968 | Engine control for a liquid petroleum gas fueled engine | Chris Paul Glugla, Gopichandra Surnilla, John Hedges, Mark Allen Dearth | 2016-07-26 |
| 9382857 | Post fuel injection of gaseous fuel to reduce exhaust emissions | Chris Paul Glugla, John Hedges, Gopichandra Surnilla, Mark Allen Dearth | 2016-07-05 |
| 9279393 | Devices and methods for exhaust gas recirculation operation of an engine | Brad Alan Boyer, Kim Hwe Ku, Gregory Patrick McConville, James Douglas Ervin, Daniel Joseph Styles +2 more | 2016-03-08 |
| 9222423 | Direct injection event-based engine starting | Eric Matthew Storhok, Zheng Xu, Jianwen James Yi, Eric Krengel | 2015-12-29 |
| 8915082 | Regenerative assisted turbocharger system | Harold Huimin Sun, David R. Hanna, Michael Levin, F. Zafar Shaikh | 2014-12-23 |
| 8726660 | Dual-inlet supercharger for EGR flow control | Brad Alan Boyer | 2014-05-20 |
| 8656881 | Direct injection event-based engine starting | Eric Matthew Storhok, Zheng Xu, Jianwen James Yi, Eric Krengel | 2014-02-25 |
| 8561587 | Direct injection event-based engine starting | Eric Matthew Storhok, Zheng Xu, Jianwen James Yi, Eric Krengal | 2013-10-22 |
| 8495983 | Directly injected internal combustion engine system | Michael W. Zubeck, George Carver Davis | 2013-07-30 |
| 8365528 | Engine valve duration control for improved scavenging | Thomas G. Leone, James Leiby, Wen Dai | 2013-02-05 |
| 8235024 | Directly injected internal combustion engine system | Michael W. Zubeck, George Carver Davis | 2012-08-07 |
| 8146557 | Direct injection event-based engine starting | Eric Matthew Storhok, Zheng Xu, Jianwen James Yi, Eric Krengal | 2012-04-03 |