Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8194894 | Acoustic device | Matthew Dore, Neil Firth | 2012-06-05 |
| 7639826 | Bending wave panel loudspeaker | Henry Azima, Neil Geoffrey Harris, Denis Morecroft, Mark William Starnes, Martin Colloms | 2009-12-29 |
| 7564984 | Acoustic device | Graham Bank, Andrew Marchant, Martin Colloms | 2009-07-21 |
| 7245729 | Loudspeaker | Andrew D. Bank, Ian D. MacFarlane, Keith D. Hills | 2007-07-17 |
| 6813362 | Loudspeaker and method of making same | Andrew D. Bank, Ian D. MacFarlane, Keith D. Hills, Neil John Harris | 2004-11-02 |
| 4924504 | Audio speaker | — | 1990-05-08 |
| 4264000 | Protective circuit for coin operated vending machines | — | 1981-04-28 |