Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5770920 | Electroluminescent lamp having a terpolymer binder | Rodney T. Eckersley, James H. Butt, Will M. Hooke | 1998-06-23 |
| 5598382 | Dual plane EL panel | James H. Butt | 1997-01-28 |