Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5834887 | Color cathode ray tube comprising an in-line electron gun with extended outer apertures | Tjerk G. Spanjer, Lambert J. Stil, Johannes H. Bohlander, Antonius J Pennings | 1998-11-10 |
| 5818157 | Color cathode ray tube having an in-line electron gun with asymmetrical apertures | Lambert J. Stil, Johannes H. Bohlander, Tjerk G. Spanjer, Antonius J Pennings | 1998-10-06 |