Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7044433 | Valve spring mechanism | Graham Langham, Timothy Harrop, Rupert Russell | 2006-05-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7044433 | Valve spring mechanism | Graham Langham, Timothy Harrop, Rupert Russell | 2006-05-16 |