Assignee
Inventors
- Hielke Schoonewelle (2 patents)
- Marcus Boonman (10 patents)
- Ralph Brinkhof (20 patents)
- Martin Jules Marie-Emile De Nivelle (8 patents)
- Jan Stoeten (2 patents)
- Erwin Antonius Martinus Van Alphen (2 patents)
US Patent 7292351 · Granted Nov 6, 2007