Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8077373 | Clear to circular polarizing photochromic devices | Anil Kumar, Peter C. Foller, Elizabeth A. Furar | 2011-12-13 |
| 7978391 | Polarizing, photochromic devices and methods of making the same | Anil Kumar, Peter C. Foller, Jiping Shao, Meng He, Terry Kellar | 2011-07-12 |
| 7911676 | Photochromic optical articles prepared with reversible thermochromic materials | David B. Knowles, Stephen D. Straight, Kevin J. Stewart | 2011-03-22 |