Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5653830 | Smooth-surfaced phosphor screen | Donald E. Gueffroy | 1997-08-05 |
| 5466947 | Protective overlayer for phosphor imaging screen | Donald E. Gueffroy | 1995-11-14 |
| 5162225 | Growth of cells in hollow fibers in an agitated vessel | Bill C. Sager, Melvin Rothberg, Roger B. Hornby, Jeffrey D. Michalowski, David J. Forgach | 1992-11-10 |