Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6580206 | Color display device with a deflection-dependent distance between outer beams | Daniel Den Engelsen, Albertus A. S. Sluyterman | 2003-06-17 |
| 6307333 | Color display device with a deflection-dependent distance between outer beams | Albertus A. S. Sluyterman, Daniel Den Engelsen | 2001-10-23 |
| 5698939 | Display device having a display window | Leendert Vriens, Frank Gersmann | 1997-12-16 |
| 5276377 | Cathode ray tube having a curved display window and a color display device | Johannes Penninga, Marcus T. M. Crooymans | 1994-01-04 |
| 5151627 | Cathode ray tube having strong display window and display device | Johannes Penninga | 1992-09-29 |
| 4222642 | Exposure device for the manufacture of cathode-ray tubes for displaying colored pictures and cathode-ray tube manufactured by means of such a device | Herman F. van Heek | 1980-09-16 |