Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5041326 | Electroluminescent laminate assembly | Charles F. Schroeder | 1991-08-20 |
| 4725761 | Electroluminescent sheet assembly | Charles F. Schroeder | 1988-02-16 |
| 4266164 | Electroluminescent backing sheet for reading and writing in the dark | — | 1981-05-05 |
| 4237381 | Multilayered electroluminescent light assembly adaptable for reading and writing in the dark | — | 1980-12-02 |