Assignee
Inventors
- Alfred Jean Paul Bückmann (25 patents)
- Emilio Martin (16 patents)
- Gerardus Cornelis Overbeek (77 patents)
- Johannes Van Hilst (2 patents)
- Jurgen Scheerder (12 patents)
- Pablo Steenwinkel (8 patents)
- Ronald Tennebroek (34 patents)
US Patent 7217758 · Granted May 15, 2007