Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5390423 | Analogue probe | Andrew Geoffrey Butter, Adrian C. Welsford | 1995-02-21 |
| 5390424 | Analogue probe | Andrew Geoffrey Butter, Adrian C. Welsford, David R. McMurtry | 1995-02-21 |
| 5152072 | Surface-sensing device | David R. McMurtry | 1992-10-06 |
| 5125261 | Analogue probe calibration | — | 1992-06-30 |
| 5088208 | Measurement probe for position determining apparatus | Peter Wells, Richard Lewis | 1992-02-18 |
| 5040306 | Surface-sensing device | David R. McMurtry | 1991-08-20 |