Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5401283 | Ultra-hard abrasive particles | Geoffrey John Davies, Robert Charles Burns | 1995-03-28 |
| 4972637 | Abrasive products | — | 1990-11-27 |
| 4944913 | Abrasive and wear resistant material | Stephen A. Parsons, John Dodsworth | 1990-07-31 |
| 4816682 | Detection of nuclear radiation | Charlie M. Levitt | 1989-03-28 |
| 4789385 | Thermally stable diamond abrasive compact body | Cornelius Phaal, Richard P. Brunand | 1988-12-06 |
| 4572722 | Abrasive compacts | — | 1986-02-25 |
| 4522633 | Abrasive bodies | — | 1985-06-11 |
| 4481016 | Method of making tool inserts and drill bits | Nicoll A. D. Campbell, Rainer Dietrich, Cornelius Phaal, Douglas Reid | 1984-11-06 |