Assignee
Inventors
- Christopher David McCullough (20 patents)
- Kevin Ray (100 patents)
- Unknown
- Colin Griffiths (2 patents)
- Mark John Spowage (10 patents)
- Peter Andrew Reath Bennett (18 patents)
- Harjit Bhambra (13 patents)
US Patent 6138568 · Granted Oct 31, 2000