Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876236 | Material for increasing dye transfer efficiency in dye-donor elements used in thermal dye transfer | Noel R. Vanier | 1989-10-24 |
| 4876238 | Increasing dye transfer efficient in dye-donor elements used in thermal dye transfer | Noel R. Vanier | 1989-10-24 |
| 4871715 | Phthalate esters in receiving layer for improved dye density transfer | Daniel J. Harrison | 1989-10-03 |
| 4833124 | Process for increasing the density of images obtained by thermal dye transfer | — | 1989-05-23 |