Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6654079 | Liquid crystal color display screen comprising a phosphor layer | Hans Nikol, Cornelis Reinder Ronda, Thomas Justel | 2003-11-25 |
| 6509685 | Plasma display screen comprising a red phosphor | Thomas Justel, Hans Nikol, Cornelis Reinder Ronda | 2003-01-21 |