Assignee
No assignee recorded.
Inventors
- Edwin Maria Wolterink (16 patents)
- Gerardus Dohmen (5 patents)
- Unknown
- Arjen Gerben Van der Sijde (66 patents)
- Leendert De Bruin (8 patents)
- Erik Groot (3 patents)
- Anton Petrus Maria Van Arendonk (19 patents)
US Patent 7564496 · Granted Jul 21, 2009
No assignee recorded.