Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5746645 | Working a natural or synthetic hard stone such as a gemstone | David William Beal, Peter Armstrong Aked, David A. Homer, Timothy James Osgood, Ewan Croucher | 1998-05-05 |