Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4629957 | Sensing apparatus | Anthony M. Williams | 1986-12-16 |
| 4629986 | Nuclear magnetic loggins | Hugh Clow, William S. Percival | 1986-12-16 |
| 4340862 | Imaging systems | William S. Percival | 1982-07-20 |
| 4315216 | Imaging systems | Hugh Clow | 1982-02-09 |
| 4307344 | Imaging systems | — | 1981-12-22 |
| 4254778 | Imaging systems | Hugh Clow, Wiliam S. Percival | 1981-03-10 |