Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5815191 | Direct thermal printing method and apparatus | David Tilemans, Leo Oelbrandt, Robert Overmeer, Marc De Clerck | 1998-09-29 |
| 5734411 | Method for making an image by direct thermal imaging | David Tilemans | 1998-03-31 |