Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6642643 | Silicate materials for cathode-ray tube (CRT) applications | Gregory James Cohee, Philip M. Heyman | 2003-11-04 |
| 6628057 | Slightly conducting insulators for cathode-ray tube (CRT) applications | Barry Jay Thaler, Philip M. Heyman, Robert L. Quinn, Richard Quinn | 2003-09-30 |
| 6597093 | Cathode ray tube with a focus mask wherein a cap layer formed on the insulating material | — | 2003-07-22 |
| 6576383 | Method of manufacturing a luminescent screen for a CRT | — | 2003-06-10 |