Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839557 | Fill member for electroluminescent panels | — | 1989-06-13 |
| 4618802 | Hermetically sealed enclosure for thin film devices | — | 1986-10-21 |
| 4599538 | Electroluminescent display device | Henry T. Hidler, Lawrence L. Hope, Ernest Davey | 1986-07-08 |
| 4547702 | Thin film electroluminscent display device | — | 1985-10-15 |
| 4455506 | Contrast enhanced electroluminescent device | Murthy Ayyagari, Richard M. Coppola | 1984-06-19 |