Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12146447 | Multimode engines with advanced valvetrain systems and methods of use | Shengrong Zhu, Kyoung Pyo Ha, Mark Shirley, Ankith Ullal, Nam Kyun Kang +2 more | 2024-11-19 |
| 12123369 | Active method for cold start emissions reduction | Shengrong Zhu, Jeffrey Hollowell, Kyoung Pyo Ha, Mark Shirley | 2024-10-22 |
| 12006884 | Split cycle waste heat method for combustion initiation in gasoline compression ignition engine | Mark Shirley, Shengrong Zhu, Kyoung Pyo Ha, Jeffrey Hollowell, Nahm Roh Joo | 2024-06-11 |
| 11459995 | Combustion engine mode optimization | Antowan Zyada, Kyoung Pyo Ha, Shengrong Zhu, Philip Zoldak, Jeffrey Hollowell +1 more | 2022-10-04 |