Assignee
Inventors
- Johannes Bloos (2 patents)
- Antonius Waltherus Jacobus Petrus Den Boer (1 patents)
- Erik Cornelis Egbertus Van Grunsven (3 patents)
- Jacob Klerk (1 patents)
- Marc Andre De Samber (61 patents)
- Johannus Wilhelmus Weekamp (35 patents)
US Patent 6420755 · Granted Jul 16, 2002