Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9250356 | Photochromic polymers | Richard Alexander Evans, Ian John Dagley | 2016-02-02 |
| 9217812 | Photochromic polymer | Richard Alexander Evans | 2015-12-22 |
| 8865029 | Photochromic polymer and composition comprising photochromic polymer | Richard Alexander Evans, Mark York, Abdelselam Saeed Ali, Jonathan Andrew Campbell | 2014-10-21 |