Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859901 | Color CRT shadow mask with wrinkle-free corners | — | 1989-08-22 |
| 4820225 | Method of sealing a pump stem to a cathode ray tube envelope part | Roger A. Black | 1989-04-11 |
| 4754635 | Device for drape drawing a shadow mask for a color display tube | Adrianus H. M. van den Berg | 1988-07-05 |
| 4685321 | Method of drape drawing a shadow mask for a color display tube | Adrianus H. M. van den Berg | 1987-08-11 |
| 4254300 | Electric lamp | — | 1981-03-03 |