Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9807979 | Explosive and narcotics detection dog training with vapour or aerosol air impregnation | Steven Walker, Christopher Coffey, Matthew Brookes | 2017-11-07 |
| 7361212 | Electrostatic precipitator | James McDonald Clark, Maurice Daverell Walker, Stephen Ray Preston | 2008-04-22 |