Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4887001 | Cathode-ray tube having faceplate panel with essentially planar screen periphery | Ralph J. D'Amato, Richard H. Godfrey, Frank R. Ragland, Jr. | 1989-12-12 | $25,466,000 |
| 4694216 | Cathode-ray tube having an internal magnetic shield | — | 1987-09-15 | |
| 4634247 | Method for screening line screen slit mask color picture tubes | Walter D. Masterton, Richard C. Bauder | 1987-01-06 | |
| 4631441 | Color picture tube having improved line screen | Walter D. Masterton | 1986-12-23 | |
| 4620133 | Color image display systems | Richard H. Hughes, William H. Barkow | 1986-10-28 | |
| 4271247 | Color picture tube with screen having light absorbing areas | — | 1981-06-02 | $1,317,000 |