Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4717590 | Process for binding pigment particles to phosphor particles | Robert W. Wolfe | 1988-01-05 |
| 4695478 | Gray body colored zinc sulfide activated with copper | Ronald E. Karam | 1987-09-22 |
| 4684540 | Coated pigmented phosphors and process for producing same | — | 1987-08-04 |
| 4681807 | Gray body colored zinc sulfide activated with copper | Ronald E. Karam | 1987-07-21 |
| 4473634 | Coated phosphors, method for producing same and articles employing same | Robert E. Dodds, Carl E. Landmesser, Henry B. Minnier | 1984-09-25 |