Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12360401 | Photochromic film laminate | Ramaiahgari Reddy, Anil Kumar, David John Park, Brian Smyth | 2025-07-15 |
| 12319862 | Method for preparing a coated article | Meng He, Anil Kumar, Robin Lee Evans | 2025-06-03 |
| 12247168 | Curable photochromic compositions including an oxazoline functional material | Ramaiahgari Reddy, Anil Kumar | 2025-03-11 |
| 12163045 | Photochromic composition with polyol and poly(anhydride) | Ramaiahgari Reddy, Anil Kumar | 2024-12-10 |
| 9011734 | Ligand exchange thermochromic, (LETC), systems | Harlan J. Byker, Paul H. Ogburn, Jr., Douglas A. Vander Griend, Derick D. Winkle | 2015-04-21 |
| 8431045 | Ligand exchange thermochromic systems and high ε ligands for same | Harlan J. Byker, Paul H. Ogburn, Jr., Douglas A. Vander Griend, Derick D. Winkle | 2013-04-30 |
| 8182718 | Ligand exchange thermochromic systems and high ε ligands for same | Harlan J. Byker, Paul H. Ogburn, Jr., Douglas A. Vander Griend, Derick D. Winkle | 2012-05-22 |
| 8018639 | Ligand exchange thermochromic, (LETC), systems | Harlan J. Byker, Paul H. Ogburn, Jr., Douglas A. Vander Griend, Derick D. Winkle | 2011-09-13 |
| 7542196 | Ligand exchange thermochromic, (LETC), systems | Harlan J. Byker, Paul H. Ogburn, Jr., Douglas A. Vander Griend, Derick D. Winkle | 2009-06-02 |
| 7525717 | Multi-layer ligand exchange thermochromic systems | Harlan J. Byker, Frederick A. Millett, Paul H. Ogburn, Jr., Douglas A. Vander Griend, Derick D. Winkle | 2009-04-28 |