Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6074789 | Method for producing phosphor screens, and color cathode ray tubes incorporating same | — | 2000-06-13 |
| 6013978 | Method for producing phosphor screens, and color cathode ray tubes incorporating same | — | 2000-01-11 |
| 5903089 | Monochrome CRT having curved display window with reduced transmission and projection color TV incorporating same | André Van Der Voort | 1999-05-11 |
| 5798607 | Phosphor search including a non-pigmented phosphor and RGB phosphor elements for a CRT | — | 1998-08-25 |
| 5569977 | Cathode ray tube with UV-reflective filter and UV-excitable phosphor | — | 1996-10-29 |
| 5213918 | Color reference CRT and method of making | — | 1993-05-25 |
| 5122708 | Color reference CRT and method of making | — | 1992-06-16 |
| 5065071 | Monochrome CRT with interference filter having filter layer with reduced transmission and projection color TV incorporating same | André Van Der Voort | 1991-11-12 |
| 4618206 | Cathode ray tube base | Peter G. Puhak | 1986-10-21 |
| 4552459 | Surface reflectivity device and method | Matthew S. Brennensholtz | 1985-11-12 |
| 4485329 | CRT Incorporating x-ray absorbing means | Peter H. Rollason, Mahlon B. Fisher | 1984-11-27 |