Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| D280210 | Ink ribbon cartridge | — | 1985-08-20 | |
| 4293234 | Ribbon cartridge for band printer | Edward H. Yonkers | 1981-10-06 | $95,000 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| D280210 | Ink ribbon cartridge | — | 1985-08-20 | |
| 4293234 | Ribbon cartridge for band printer | Edward H. Yonkers | 1981-10-06 | $95,000 |