Assignee
Inventors
- Luis Pablo Fidel Dancuart Kohler (4 patents)
- Gert Hendrik Du Plessis (5 patents)
- Francois Jacobus Du Toit (6 patents)
- Edward Ludovicus Koper (6 patents)
- Trevor David Phillips (8 patents)
- Janette Van Der Walt (5 patents)
US Patent 7153432 · Granted Dec 26, 2006