Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5224785 | Ribbon cassette | — | 1993-07-06 |
| 5005999 | Ink cassette with control means for alternately driving one of two spool bearing therein | Jan Kelders | 1991-04-09 |
| 4940345 | Ink cassette and ink transfer roll therefor | — | 1990-07-10 |