Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6777879 | Gas discharge lamp comprising a phosphor layer | Thomas Juestel, Wolfgang Busselt, Claus Feldmann | 2004-08-17 |
| 6736995 | Plasma picture screen with a phosphor layer | Thomas Juestel, Hans-Helmut Bechtel | 2004-05-18 |
| 6734631 | Low-pressure gas discharge lamp with phosphor coating | Thomas Juestel, Rainer Hilbig, Claus Feldmann, Hans-Otto Jungk | 2004-05-11 |