Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12163104 | Bimodal copolymer compositions useful as oil modifiers and lubricating oils comprising the same | Maryam Sepehr, Sara Yue Zhang, David L. Morgan, Man Hon Tsang, Rainer Kolb +1 more | 2024-12-10 |
| 11802255 | Composition and method for preventing or reducing low speed pre-ignition in direct injected spark-ignited engines | Amir Gamal Maria, Richard E. Cherpeck, Theresa Liang Gunawan | 2023-10-31 |
| 11441477 | Method for preventing or reducing low speed pre-ignition in direct injected spark-ignited engines with silane-containing lubricant | John Robert Miller, Richard E. Cherpeck, Theresa Liang Gunawan, Amir Gamal Maria | 2022-09-13 |
| 11401482 | Method for preventing or reducing low speed pre-ignition in direct injected spark-ignited engines with cobalt-containing lubricant | Richard E. Cherpeck, Amir Gamal Maria, Theresa Liang Gunawan | 2022-08-02 |
| 10844307 | Method for preventing or reducing low speed pre-ignition in direct injected spark-ignited engines with manganesemanganese-containing lubricant | Amir Gamal Maria, Richard E. Cherpeck, Theresa Liang Gunawan, Andrew Michael Thomas | 2020-11-24 |