Assignee
Inventors
- Alan H Greenaway (11 patents)
- James G Burnett (4 patents)
- Andrew Harvey (11 patents)
- Paul Michael Blanchard (8 patents)
- Peter A Lloyd (5 patents)
- Roy McBride (14 patents)
- Philip Russell (6 patents)
US Patent 6621956 · Granted Sep 16, 2003