Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5935694 | Fluorescent security thermal transfer printing ribbon | Joseph D. Roth, Richard D. Puckett | 1999-08-10 |
| 5824399 | Multilayered thermal transfer medium with opaque sub-coat | Jeffery S. Denton | 1998-10-20 |
| 5744226 | Multilayerd thermal transfer medium for matte finish printing | Thomas C. Miller, Jr., Thomas J. Obringer | 1998-04-28 |
| 5654105 | Multi-layer thermally transferable printing ribbons | Thomas J. Obringer, John C. Rosenbaum | 1997-08-05 |
| 5616402 | Printing ribbon for printing red scannable bar codes | Joseph D. Roth, Richard D. Puckett | 1997-04-01 |
| 5516590 | Fluorescent security thermal transfer printing ribbons | Joseph D. Roth, Richard D. Puckett | 1996-05-14 |