Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6925205 | Methods, systems and computer program products for color matching | David Leedham, Derek Priestley, Stephen Martin Burkinshaw, Brian Nattress | 2005-08-02 |
| 4671769 | Dental working model moulds | Steven Hoyle | 1987-06-09 |