Assignee
Inventors
- David Collingwood (14 patents)
- Graham Richard Ferguson (9 patents)
- Timothy Donald Hayter (4 patents)
- Tim Prestidge (14 patents)
- Clive Esmond Harwood Renton (3 patents)
- Edward Stott (5 patents)
- David Thomas (23 patents)
US Patent 8029217 · Granted Oct 4, 2011