Assignee
Inventors
- Albert Johannes Joseph Van Ooijen (13 patents)
- Krijn Rietveld (8 patents)
- Andreas Hoekema (15 patents)
- Jan Pen (11 patents)
- Peter Christian Sijmons (5 patents)
- Teunis Cornelis Verwoerd (8 patents)
- Wilhemus J. Quax (6 patents)
US Patent 5543576 · Granted Aug 6, 1996