Assignee
Inventors
- Zoltan Konyari (2 patents)
- Vilmos Keri (25 patents)
- Antal Kovacs (4 patents)
- Sandor Horkay (1 patents)
- Laszlo Eszenyi (2 patents)
- Janos Erdelyi (1 patents)
- Ilona Himesi (1 patents)
- Gyorgy Toth (5 patents)
- Janos Balint (10 patents)
US Patent 5374771 · Granted Dec 20, 1994