Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4900980 | Color display tube | — | 1990-02-13 |
| 4678964 | Color display tube | — | 1987-07-07 |
| 4668892 | Color display tube wtih overlapping field lens having a field correction plate | — | 1987-05-26 |
| 4620134 | Cathode-ray tube | Antonius J. M. Van Den Beld, Jan Bijma, Jan Gerritsen | 1986-10-28 |