Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10836959 | Pyrromethene-boron complex, color-changing composition, color-changing film, light source unit including same, display, and lighting | Masaaki Umehara, Hirotoshi Sakaino, Daisaku Tanaka | 2020-11-17 |