Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7398645 | Reversing flow catalytic converter for internal combustion engines | Ming Zheng, Graham Reader | 2008-07-15 |
| 6148613 | Reversing flow catalytic converter for internal combustion engine | Gerhard O. Klopp, Ming Zheng | 2000-11-21 |