Issued Patents All Time
Showing 1–4 of 4 patents
| 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, Abraham A. Los, Antonius J Pennings | 1998-11-10 |
| 5818157 | Color cathode ray tube having an in-line electron gun with asymmetrical apertures | Lambert J. Stil, Tjerk G. Spanjer, Abraham A. Los, Antonius J Pennings | 1998-10-06 |
| 5710479 | Color display tube comprising an in-line electron gun with astigmatism tuning element | Jan P. Adriaanse, Willibrordus Van Der Poel | 1998-01-20 |
| 5291095 | Cathode ray tube comprising an electron gun having a plane-parallel optical system | — | 1994-03-01 |