Assignee
Inventors
- Thomas L. F. Favre (2 patents)
- Ronald Hage (60 patents)
- Karin Van Der Helm-Rademaker (3 patents)
- Jean Hypolites Koek (23 patents)
- Rudolf J. Martens (6 patents)
- Ton Swarthoff (20 patents)
- Marten R. P. van Vliet (9 patents)
US Patent 5244594 · Granted Sep 14, 1993