Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690438 | Continuous or endless loop printing ribbon cassettes and reinking devices therefor | Yaoping Tan | 1997-11-25 |
| 5366304 | Printing ribbon cassette and method of assembly thereof | James M. Seybold | 1994-11-22 |
| 4536098 | Self-regulating ribbon re-inking device | Volker Werwick | 1985-08-20 |