Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5285128 | Low-pressure discharge lamp | Gyorgyi Horvath, Jozsef Fulop, Miklos Hargitai | 1994-02-08 |
| 4689172 | Process of surface treating luminescent materials | Andras Czeiler, Sandor Lukacs, Tibor Lakatos, Gyorgy Bakdos | 1987-08-25 |