Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8047313 | Plug-in hybrid electric vehicle | — | 2011-11-01 |
| 7980342 | Plug-in hybrid electric vehicle | — | 2011-07-19 |
| 7886729 | First and second spark plugs for improved combustion control | John D. Russell | 2011-02-15 |