Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362406 | Dot matrix print head | Donald K. Rex | 1982-12-07 |
| 4284363 | Data matrix print head | Donald K. Rex | 1981-08-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4362406 | Dot matrix print head | Donald K. Rex | 1982-12-07 |
| 4284363 | Data matrix print head | Donald K. Rex | 1981-08-18 |