Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4749914 | Circuit system for igniting and operating a high-pressure discharge lamp, particularly a sodium vapor lamp | Zoltan Feher, Janos Melis, Rudolf Sirato, Andras Szeverenyi, Bela Waldinger | 1988-06-07 |
| 4204184 | Fuse-element for electric fuses | Tibor Csizy, Janos Melis, Zoltan Szemerey | 1980-05-20 |