Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6438236 | Audio signal identification using digital labelling signals | Martin Peter Todd, Timothy Poole, Ian Robert McLauchlan | 2002-08-20 |
| 5113437 | Signal identification system | Nigel Johnson, Adrian Miles Sandford | 1992-05-12 |
| 4876617 | Signal identification | Reginald A. Willard | 1989-10-24 |