Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4924307 | Image processor | Roger Landowski, Donald J. Christian, Assad A. Ansari | 1990-05-08 |
| 4916640 | Video image processing system | Michael L. Gasperi, Donald J. Christian, Joseph E. Deklotz | 1990-04-10 |