Assignee
Inventors
- Cathal G. Phelan (39 patents)
- Peter Voss (48 patents)
- Thomas Davies (47 patents)
- Cormac Michael O'Connell (63 patents)
- Leonardus C. M. G. Pfennings (22 patents)
- Henricus Kunnen (4 patents)
- Hans Ontrop (9 patents)
US Patent 5212413 · Granted May 18, 1993