Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8242263 | Composition for photon-energy up-conversion | Tzenka Miteva, Gabriele Nelles, Akio Yasuda, Stanislav Balouchev, John Lupton | 2012-08-14 |
| 7683363 | Composition for photon-energy up-conversion | Tzenka Miteva, Gabriele Nelles, Akio Yasuda, Stanislav Balouchev, John Lupton | 2010-03-23 |