Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11054558 | Photochromic articles containing a porous material with a photochromic dye and fluid, methods of making and using | Donovan G. Weiblen, III, William Blake Kolb, Thomas P. Klun, Richard J. Pokorny | 2021-07-06 |