Assignee
Inventors
- Peter Rudolf (86 patents)
- Bela G. Szabo (25 patents)
- Ferenc Janko (1 patents)
- Erzsebet Neszmelyi (4 patents)
- Janos Illes (12 patents)
- Istvan Takacs (15 patents)
- Ferenc Havas (1 patents)
- Gyorgy Bende (1 patents)
US Patent 5200085 · Granted Apr 6, 1993