Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4653775 | Preprinted image-receiving elements for laminated documents | Thomas Raphael | 1987-03-31 |
| 4545648 | Nacreous transflector illumination system for liquid crystal display | David L. Clifford | 1985-10-08 |
| 4531765 | Color coded ID cards | — | 1985-07-30 |
| 4428997 | Protective coatings for documents | — | 1984-01-31 |
| 4322461 | ID Card laminar structures and a method for preparation thereof using a transfered adhesive | Thomas Raphael | 1982-03-30 |
| 4232079 | Novel I.D. cards | Thomas Raphael | 1980-11-04 |