Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6819054 | Charge ballast electronic circuit for charge emission device operation | Bernard F. Coll, Kevin O'Connor | 2004-11-16 |
| 6720569 | Electro-optical device including a field emission array and photoconductive layer | James E. Jaskie | 2004-04-13 |