Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8630445 | Hidden image method and hidden image apparatus | Matthew John Ballard | 2014-01-14 |
| 7916343 | Method of encoding a latent image and article produced | Gerhard Frederick Swiegers | 2011-03-29 |
| 6625951 | Floor laying and leveling system | — | 2003-09-30 |