Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6438236 | Audio signal identification using digital labelling signals | Stuart J. Best, Timothy Poole, Ian Robert McLauchlan | 2002-08-20 |
| 6338037 | Audio signal identification using code labels inserted in the audio signal | Nigel Johnson | 2002-01-08 |