Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6280909 | Electroluminescent display screen for displaying fixed and segmented patterns, and method of manufacturing such an electroluminescent display screen | Richard E. Gill, Coen T. H. F. Liedenbaum | 2001-08-28 |