Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7196822 | Security document manufacturing method and apparatus using halftone dots that contain microscopic images | — | 2007-03-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7196822 | Security document manufacturing method and apparatus using halftone dots that contain microscopic images | — | 2007-03-27 |