Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10928032 | Light emitting device | Michel Cornelis Josephus Marie Vissenberg, Jan De Graaf, Grigory Onushkin | 2021-02-23 |
| 5834887 | Color cathode ray tube comprising an in-line electron gun with extended outer apertures | Tjerk G. Spanjer, Johannes H. Bohlander, Abraham A. Los, Antonius J Pennings | 1998-11-10 |
| 5818157 | Color cathode ray tube having an in-line electron gun with asymmetrical apertures | Johannes H. Bohlander, Tjerk G. Spanjer, Abraham A. Los, Antonius J Pennings | 1998-10-06 |
| RE35548 | Color display tube system with reduced spot growth | Albertus A. S. Sluyterman, Marinus L. A. Vrinten | 1997-07-01 |
| 5565732 | Color display tube system with reduced spot growth | Albertus A. S. Sluyterman | 1996-10-15 |
| 5347202 | Display device and cathode ray tube | — | 1994-09-13 |
| 5027042 | Color display tube system with reduced spot growth | Albertus A. S. Sluyterman, Marinus L. A. Vrinten | 1991-06-25 |
| 4940917 | Color cathode ray tube having an in-line electron gun | — | 1990-07-10 |