Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11713705 | Nitrous oxide removal catalysts for exhaust systems | Yuejin Li, Xiaolai Zheng, Stanley A. Roth, Andreas Sundermann | 2023-08-01 |
| 11648534 | Oxidation catalyst for lean compressed natural gas engine | Xinyi Wei, Emily Schulman, Andreas Sundermann, Stanley A. Roth, Limiao An | 2023-05-16 |