Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8703978 | Photochromic dichroic naphtho-pyrans and optical articles containing them | Stuart Aiken, Christopher David Gabbutt, Bernard Mark Heron, Nicola Jane Smith, Jean-Paul Cano | 2014-04-22 |