Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702082 | Lamp-holding hook clamp | Nigel Evans, Richard Parker | 1997-12-30 |
| 5646593 | Child proximity detector | Michael Hughes, Ian Clarke | 1997-07-08 |
| 5633061 | Medium for a color changer | — | 1997-05-27 |