Assignee
Inventors
- Peter Guy Middleton (16 patents)
- David John Gwilt (9 patents)
- Ian Victor Devereux (18 patents)
- Bruce James Mathewson (54 patents)
- Antony John Harris (21 patents)
- Richard Roy Grisenthwaite (124 patents)
US Patent 7213095 · Granted May 1, 2007