Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7704308 | Method of highlighting with a reversible highlighting mixture, highlighting kit, and highlighted complex | Leighton Davies-Smith | 2010-04-27 |
| 7427318 | Highlightable and highlighted mixtures, marking instruments, and methods of using the same | Leighton Davies-Smith | 2008-09-23 |