Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7673446 | Dual path exhaust emission control system | Svetlana Mikhailovna Zemskova, Julie Marie Faas, Christie Susan Ragle, Matthew Owen Stefanick | 2010-03-09 |
| 7384455 | Filter service system and method | Cheryl Sellers, Dong Fei, Jill Akers, Bappaditya Banerjee, Mark Alan Gasper +7 more | 2008-06-10 |
| 6821494 | Oxygen-assisted water gas shift reactor having a supported catalyst, and method for its use | Tianli Zhu, Sean C. Emerson, Richard J. Bellows | 2004-11-23 |
| 6455182 | Shift converter having an improved catalyst composition, and method for its use | — | 2002-09-24 |
| 6174504 | Methods of control of nitrogen oxide and hydrocarbon emissions from small engines | W. Burton Williamson | 2001-01-16 |
| 6165935 | Palladium catalyst washcoat supports for improved methane oxidation in natural gas automotive emission catalysts | W. Burton Williamson | 2000-12-26 |
| 5741467 | Palladium catalyst washcoat supports for improved methane oxidation in natural gas automotive emission catalysts | W. Burton Williamson | 1998-04-21 |
| 5672557 | Paladium-containing three-way automotive catalysts having unique support | W. Burton Williamson, Jack C. Summers | 1997-09-30 |