Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6573654 | Plasma picture sceen with a terbium(III)-activated phosphor | Thomas Juestel, Hans-Helmut Bechtel | 2003-06-03 |
| 6520664 | Pigment coated lamp and luminaire emitting colored light | Thomas Amrein, Stefan Willi Julius Gruhlke | 2003-02-18 |
| 6517741 | Color display screen with color pigment | Claus Feldmann | 2003-02-11 |