Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12104517 | Treated SCR catalysts with enhanced sulfur resistance | Changsheng C. Su, Yuanzhou Xi, Jinqian Gong, Ramakrishna Gopal Dontha, Z. Gerald Liu +1 more | 2024-10-01 |
| 11905867 | Systems and methods for controlling exhaust gas aftertreatment sensor systems | M. Yusuf Khan, Z. Gerald Liu, Shirish Ambadas Shimpi | 2024-02-20 |
| 11795848 | Systems and methods for controlling exhaust gas aftertreatment sensor systems | M. Yusuf Khan, Z. Gerald Liu, Shirish Ambadas Shimpi | 2023-10-24 |
| 11753975 | Method and apparatus to enhance fractional efficiency of diesel and gasoline particulate filters | Changsheng C. Su, A. Carl McDonald, Ramakrishna Gopal Dontha, Niklas M. Schmidt, Z. Gerald Liu +2 more | 2023-09-12 |
| 11578634 | Optical sensing of NOx and ammonia in aftertreatment systems | Z. Gerald Liu, Yuanzhou Xi | 2023-02-14 |
| 11519310 | Method and apparatus to enhance fractional efficiency of diesel and gasoline particulate filters | Changsheng C. Su, A. Carl McDonald, Ramakrishna Gopal Dontha, Niklas M. Schmidt, Z. Gerald Liu +2 more | 2022-12-06 |
| 11346264 | Systems and methods for controlling exhaust gas aftertreatment sensor systems | M. Yusuf Khan, Z. Gerald Liu, Shirish Ambadas Shimpi | 2022-05-31 |
| 11193853 | Remanufacturable sensing assemblies and methods of remanufacture | Z. Gerald Liu, Rafael Ernesto Vasquez Lombardo, Krishna Pradeep Chilumukuru | 2021-12-07 |
| 10082062 | Systems and methods for enhancing catalytic efficiency of SCR catalysts | Z. Gerald Liu, Yuanzhou Xi, Rebecca A. Veele, Changsheng C. Su, Niklas M. Schmidt | 2018-09-25 |