Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4926193 | Thermal transfer ribbon cartridge including ribbon perforating means | Julius Gluck, Patrick M. Murphy, Christopher D. Smith, Duc H. Tran | 1990-05-15 |
| 4899172 | Method and apparatus for perforating indicia on used thermal transfer ribbon within a cassette | Julius Gluck, Patrick M. Murphy, Christopher D. Smith, Duc H. Tran | 1990-02-06 |
| 4860025 | Thermal transfer printing process | Julius Gluck, Patrick M. Murphy, Duc H. Tran | 1989-08-22 |