Assignee
Inventors
- Janis Hajimichael (4 patents)
- Sandor Botar (14 patents)
- Edit Bleicher (2 patents)
- Laszlo Pap (18 patents)
- Istvan Szekely (38 patents)
- Katalin Marmarosi n ee Kellner (1 patents)
- Janos Ori (3 patents)
US Patent 5587370 · Granted Dec 24, 1996