Assignee
Inventors
- Alexander James Bridges (45 patents)
- William Alexander Denny (73 patents)
- David Fry (15 patents)
- Alan Kraker (7 patents)
- Robert Frederick Meyer (8 patents)
- Gordon William Rewcastle (34 patents)
- Andrew Thompson (22 patents)
US Patent 6455534 · Granted Sep 24, 2002