Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4894116 | Phosphor only etching process for TFEL panel having multiple-colored display | William A. Barrow, Richard T. Tuenge | 1990-01-16 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4894116 | Phosphor only etching process for TFEL panel having multiple-colored display | William A. Barrow, Richard T. Tuenge | 1990-01-16 |