Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9634255 | Aromatic amine derivative and organic electroluminescence element using same | Tomoki Kato | 2017-04-25 |
| 9564595 | Bis-carbazole derivative and organic electroluminescent element using same | Tomoki Kato, Nobuhiro Yabunouchi | 2017-02-07 |