Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7971433 | Helical exhaust passage | Furqan Zafar Shaikh, Bryan Christopher Stoll, Sandro Balestrino, Michael Levin | 2011-07-05 |
| 7938107 | Variable stiffness flow control valve | David C. Freeman, Alexander H. Slocum | 2011-05-10 |
| 7930878 | Method and apparatus for rapidly thawing frozen NOx reductant | David Cook, Furqan Zafar Shaikh, Michael Levin, David Furedy, Evan Kent Dawson +1 more | 2011-04-26 |