Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D280210 | Ink ribbon cartridge | — | 1985-08-20 |
| 4293234 | Ribbon cartridge for band printer | Edward H. Yonkers | 1981-10-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D280210 | Ink ribbon cartridge | — | 1985-08-20 |
| 4293234 | Ribbon cartridge for band printer | Edward H. Yonkers | 1981-10-06 |