Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10836959 | Pyrromethene-boron complex, color-changing composition, color-changing film, light source unit including same, display, and lighting | Yasunori Ichihashi, Masaaki Umehara, Daisaku Tanaka | 2020-11-17 |
| 10800970 | Color conversion composition, color conversion film and backlight unit, display and lighting device each comprising same | Daisaku Tanaka | 2020-10-13 |
| 10604697 | Color conversion sheet, light source unit including the same, display, and lighting apparatus | — | 2020-03-31 |