Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7966812 | Multi-stage regeneration of particulate filter | Lifeng Xu, William Charles Ruona, George Graham, Robert Walter McCabe | 2011-06-28 |
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William L. H. Watkins
Overall (2011): #129,616 of 364,097Top 40%
1
Patents 2011