Assignee
Inventors
- Edward Ludovicus Koper (6 patents)
- Ivan Philip Greager (16 patents)
- Jan Hendrik Scholtz (6 patents)
- Johan Pieter de Wet (4 patents)
- Mieke Ann Desmet (2 patents)
- Wilhelmina Jansen (3 patents)
- Paul Jacobson (9 patents)
US Patent 7863492 · Granted Jan 4, 2011