Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9133566 | High crystalline quality synthetic diamond | Daniel James Twitchen, Grant Charles Summerton, Ian Friel, John Olaf Hansen, Keith Barry Guy +4 more | 2015-09-15 |
| 9061263 | Method of improving the crystalline perfection of diamond crystals | Grant Charles Summerton, John Olaf Hansen, Timothy Patrick Gerard Addison, Simon Craig Lawson, Keith Barry Guy +1 more | 2015-06-23 |
| 5980852 | Diamond synthesis | DENNIS LEONARD WELCH | 1999-11-09 |
| 5401283 | Ultra-hard abrasive particles | Henry B. Dyer, Geoffrey John Davies | 1995-03-28 |
| 5097133 | Synthetic diamond radiation detector | Tom L. Nam, Rex J. Keddy | 1992-03-17 |
| 4754140 | Diamond as a thermoluminescent material | Tom L. Nam, Rex J. Keddy | 1988-06-28 |