Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6830604 | Tool for drilling/routing of printed circuit board materials | Alistair Grearson | 2004-12-14 |
| 6521172 | Tool for drilling/routing of printed circuit board materials | Alistair Grearson | 2003-02-18 |
| 6413293 | Method of making ultrafine wc-co alloys | Alistair Grearson, Michael John Carpenter | 2002-07-02 |