Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7313614 | Switching system | Howard Hall, Christopher Cochrane | 2007-12-25 |
| 5718709 | Apparatus for removing tumours from hollow organs of the body | Colin John Bunce | 1998-02-17 |
| 5441503 | Apparatus for removing tumors from hollow organs of the body | Colin John Bunce | 1995-08-15 |
| 4968194 | Tap chuck crank | — | 1990-11-06 |