Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6190757 | Compositions and thermal mass transfer donor elements for use in producing signage articles | Lisa Flatt Nelson, Hsin-hsin Chou | 2001-02-20 |
| 5506189 | Mass transferable donor ribbons for use in thermal dye transfer imaging | Hsin-hsin Chou, Cory M. Nelson | 1996-04-09 |
| 5312683 | Solvent coated metallic thermal mass transfer donor sheets | Hsin-hsin Chou, Peter A. Vono | 1994-05-17 |