Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8592337 | NOx storage materials and traps resistant to thermal aging | Marcus Hilgendorff, Stanley A. Roth | 2013-11-26 |
| 8568674 | Diesel oxidation catalyst composites | Shiang Sung, Stanley A. Roth, Claudia Wendt, Helke Doering | 2013-10-29 |
| 8022010 | NOx storage materials and traps resistant to thermal aging | Marcus Hilgendorff, Stanley A. Roth | 2011-09-20 |