Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866600 | Computer video control system | Jerry L. Ballard, Dale Chatham | 1989-09-12 |
| 4742342 | Video display generator having alternate display modes | Dale Chatham | 1988-05-03 |
| 4694392 | Video display control | Jerry L. Ballard, Dale Chatham | 1987-09-15 |